20165155218

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1\times {\mathrm{197}}^1$

素因数の和:489

約数の個数: 192

約数和(自身を含む): 49650112512

約数和(自身を除く): 29484957294

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 31, 39, 62, 78, 93, 103, 117, 137, 186, 197, 206, 234, 274, 279, 309, 394, 403, 411, 558, 591, 618, 806, 822, 927, 1182, 1209, 1233, 1339, 1773, 1781, 1854, 2418, 2466, 2561, 2678, 3193, 3546, 3562, 3627, 4017, 4247, 5122, 5343, 6107, 6386, 7254, 7683, 8034, 8494, 9579, 10686, 12051, 12214, 12741, 14111, 15366, 16029, 18321, 19158, 20291, 23049, 24102, 25482, 26989, 28222, 28737, 32058, 36642, 38223, 40582, 41509, 42333, 46098, 53978, 54963, 55211, 57474, 60873, 76446, 79391, 80967, 83018, 84666, 109926, 110422, 121746, 124527, 126999, 158782, 161934, 165633, 182619, 183443, 238173, 242901, 249054, 253998, 263783, 331266, 350857, 365238, 366886, 373581, 437441, 476346, 485802, 496899, 527566, 550329, 629021, 701714, 714519, 747162, 791349, 836659, 874882, 993798, 1052571, 1100658, 1258042, 1312323, 1429038, 1582698, 1650987, 1673318, 1887063, 2105142, 2374047, 2509977, 2624646, 2779867, 3157713, 3301974, 3774126, 3936969, 4748094, 5019954, 5559734, 5661189, 5686733, 6315426, 7529931, 7873938, 8177273, 8339601, 10876567, 11322378, 11373466, 15059862, 16354546, 16679202, 17060199, 21753134, 24531819, 25018803, 32629701, 34120398, 36138271, 49063638, 50037606, 51180597, 65259402, 72276542, 73595457, 86175877, 97889103, 102361194, 108414813, 147190914, 172351754, 195778206, 216829626, 258527631, 325244439, 517055262, 650488878, 775582893, 1120286401, 1551165786, 2240572802, 3360859203, 6721718406, 10082577609, 20165155218]

約数ペア:

[(1, 20165155218), (2, 10082577609), (3, 6721718406), (6, 3360859203), (9, 2240572802), (13, 1551165786), (18, 1120286401), (26, 775582893), (31, 650488878), (39, 517055262), (62, 325244439), (78, 258527631), (93, 216829626), (103, 195778206), (117, 172351754), (137, 147190914), (186, 108414813), (197, 102361194), (206, 97889103), (234, 86175877), (274, 73595457), (279, 72276542), (309, 65259402), (394, 51180597), (403, 50037606), (411, 49063638), (558, 36138271), (591, 34120398), (618, 32629701), (806, 25018803), (822, 24531819), (927, 21753134), (1182, 17060199), (1209, 16679202), (1233, 16354546), (1339, 15059862), (1773, 11373466), (1781, 11322378), (1854, 10876567), (2418, 8339601), (2466, 8177273), (2561, 7873938), (2678, 7529931), (3193, 6315426), (3546, 5686733), (3562, 5661189), (3627, 5559734), (4017, 5019954), (4247, 4748094), (5122, 3936969), (5343, 3774126), (6107, 3301974), (6386, 3157713), (7254, 2779867), (7683, 2624646), (8034, 2509977), (8494, 2374047), (9579, 2105142), (10686, 1887063), (12051, 1673318), (12214, 1650987), (12741, 1582698), (14111, 1429038), (15366, 1312323), (16029, 1258042), (18321, 1100658), (19158, 1052571), (20291, 993798), (23049, 874882), (24102, 836659), (25482, 791349), (26989, 747162), (28222, 714519), (28737, 701714), (32058, 629021), (36642, 550329), (38223, 527566), (40582, 496899), (41509, 485802), (42333, 476346), (46098, 437441), (53978, 373581), (54963, 366886), (55211, 365238), (57474, 350857), (60873, 331266), (76446, 263783), (79391, 253998), (80967, 249054), (83018, 242901), (84666, 238173), (109926, 183443), (110422, 182619), (121746, 165633), (124527, 161934), (126999, 158782)]