18785548068

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{317}}^1\times {\mathrm{1039}}^1$

素因数の和:1474

約数の個数: 144

約数和(自身を含む): 51727253760

約数和(自身を除く): 32941705692

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 97, 98, 147, 194, 196, 291, 294, 317, 388, 582, 588, 634, 679, 951, 1039, 1164, 1268, 1358, 1902, 2037, 2078, 2219, 2716, 3117, 3804, 4074, 4156, 4438, 4753, 6234, 6657, 7273, 8148, 8876, 9506, 12468, 13314, 14259, 14546, 15533, 19012, 21819, 26628, 28518, 29092, 30749, 31066, 43638, 46599, 50911, 57036, 61498, 62132, 87276, 92247, 93198, 100783, 101822, 122996, 152733, 184494, 186396, 201566, 203644, 215243, 302349, 305466, 329363, 368988, 403132, 430486, 604698, 610932, 645729, 658726, 705481, 860972, 988089, 1209396, 1291458, 1317452, 1410962, 1506701, 1976178, 2116443, 2305541, 2582916, 2821924, 3013402, 3952356, 4232886, 4520103, 4611082, 4938367, 6026804, 6916623, 8465772, 9040206, 9222164, 9876734, 13833246, 14815101, 16138787, 18080412, 19753468, 27666492, 29630202, 31948211, 32277574, 48416361, 59260404, 63896422, 64555148, 95844633, 96832722, 127792844, 191689266, 193665444, 223637477, 383378532, 447274954, 670912431, 894549908, 1341824862, 1565462339, 2683649724, 3130924678, 4696387017, 6261849356, 9392774034, 18785548068]

約数ペア:

[(1, 18785548068), (2, 9392774034), (3, 6261849356), (4, 4696387017), (6, 3130924678), (7, 2683649724), (12, 1565462339), (14, 1341824862), (21, 894549908), (28, 670912431), (42, 447274954), (49, 383378532), (84, 223637477), (97, 193665444), (98, 191689266), (147, 127792844), (194, 96832722), (196, 95844633), (291, 64555148), (294, 63896422), (317, 59260404), (388, 48416361), (582, 32277574), (588, 31948211), (634, 29630202), (679, 27666492), (951, 19753468), (1039, 18080412), (1164, 16138787), (1268, 14815101), (1358, 13833246), (1902, 9876734), (2037, 9222164), (2078, 9040206), (2219, 8465772), (2716, 6916623), (3117, 6026804), (3804, 4938367), (4074, 4611082), (4156, 4520103), (4438, 4232886), (4753, 3952356), (6234, 3013402), (6657, 2821924), (7273, 2582916), (8148, 2305541), (8876, 2116443), (9506, 1976178), (12468, 1506701), (13314, 1410962), (14259, 1317452), (14546, 1291458), (15533, 1209396), (19012, 988089), (21819, 860972), (26628, 705481), (28518, 658726), (29092, 645729), (30749, 610932), (31066, 604698), (43638, 430486), (46599, 403132), (50911, 368988), (57036, 329363), (61498, 305466), (62132, 302349), (87276, 215243), (92247, 203644), (93198, 201566), (100783, 186396), (101822, 184494), (122996, 152733)]