20913316704

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{1637}}^1\times {\mathrm{6337}}^1$

素因数の和:7997

約数の個数: 144

約数和(自身を含む): 68020531488

約数和(自身を除く): 47107214784

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 504, 672, 1008, 1637, 2016, 3274, 4911, 6337, 6548, 9822, 11459, 12674, 13096, 14733, 19011, 19644, 22918, 25348, 26192, 29466, 34377, 38022, 39288, 44359, 45836, 50696, 52384, 57033, 58932, 68754, 76044, 78576, 88718, 91672, 101392, 103131, 114066, 117864, 133077, 137508, 152088, 157152, 177436, 183344, 202784, 206262, 228132, 235728, 266154, 275016, 304176, 354872, 366688, 399231, 412524, 456264, 471456, 532308, 550032, 608352, 709744, 798462, 825048, 912528, 1064616, 1100064, 1419488, 1596924, 1650096, 1825056, 2129232, 3193848, 3300192, 4258464, 6387696, 10373669, 12775392, 20747338, 31121007, 41494676, 62242014, 72615683, 82989352, 93363021, 124484028, 145231366, 165978704, 186726042, 217847049, 248968056, 290462732, 331957408, 373452084, 435694098, 497936112, 580925464, 653541147, 746904168, 871388196, 995872224, 1161850928, 1307082294, 1493808336, 1742776392, 2323701856, 2614164588, 2987616672, 3485552784, 5228329176, 6971105568, 10456658352, 20913316704]

約数ペア:

[(1, 20913316704), (2, 10456658352), (3, 6971105568), (4, 5228329176), (6, 3485552784), (7, 2987616672), (8, 2614164588), (9, 2323701856), (12, 1742776392), (14, 1493808336), (16, 1307082294), (18, 1161850928), (21, 995872224), (24, 871388196), (28, 746904168), (32, 653541147), (36, 580925464), (42, 497936112), (48, 435694098), (56, 373452084), (63, 331957408), (72, 290462732), (84, 248968056), (96, 217847049), (112, 186726042), (126, 165978704), (144, 145231366), (168, 124484028), (224, 93363021), (252, 82989352), (288, 72615683), (336, 62242014), (504, 41494676), (672, 31121007), (1008, 20747338), (1637, 12775392), (2016, 10373669), (3274, 6387696), (4911, 4258464), (6337, 3300192), (6548, 3193848), (9822, 2129232), (11459, 1825056), (12674, 1650096), (13096, 1596924), (14733, 1419488), (19011, 1100064), (19644, 1064616), (22918, 912528), (25348, 825048), (26192, 798462), (29466, 709744), (34377, 608352), (38022, 550032), (39288, 532308), (44359, 471456), (45836, 456264), (50696, 412524), (52384, 399231), (57033, 366688), (58932, 354872), (68754, 304176), (76044, 275016), (78576, 266154), (88718, 235728), (91672, 228132), (101392, 206262), (103131, 202784), (114066, 183344), (117864, 177436), (133077, 157152), (137508, 152088)]