20171949472

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{173}}^1\times {\mathrm{839}}^1$

素因数の和:1166

約数の個数: 96

約数和(自身を含む): 41325863040

約数和(自身を除く): 21153913568

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 101, 172, 173, 202, 344, 346, 404, 688, 692, 808, 839, 1376, 1384, 1616, 1678, 2768, 3232, 3356, 4343, 5536, 6712, 7439, 8686, 13424, 14878, 17372, 17473, 26848, 29756, 34744, 34946, 36077, 59512, 69488, 69892, 72154, 84739, 119024, 138976, 139784, 144308, 145147, 169478, 238048, 279568, 288616, 290294, 338956, 559136, 577232, 580588, 677912, 751339, 1154464, 1161176, 1355824, 1502678, 2322352, 2711648, 3005356, 3643777, 4644704, 6010712, 6241321, 7287554, 12021424, 12482642, 14575108, 14659847, 24042848, 24965284, 29150216, 29319694, 49930568, 58300432, 58639388, 99861136, 116600864, 117278776, 199722272, 234557552, 469115104, 630373421, 1260746842, 2521493684, 5042987368, 10085974736, 20171949472]

約数ペア:

[(1, 20171949472), (2, 10085974736), (4, 5042987368), (8, 2521493684), (16, 1260746842), (32, 630373421), (43, 469115104), (86, 234557552), (101, 199722272), (172, 117278776), (173, 116600864), (202, 99861136), (344, 58639388), (346, 58300432), (404, 49930568), (688, 29319694), (692, 29150216), (808, 24965284), (839, 24042848), (1376, 14659847), (1384, 14575108), (1616, 12482642), (1678, 12021424), (2768, 7287554), (3232, 6241321), (3356, 6010712), (4343, 4644704), (5536, 3643777), (6712, 3005356), (7439, 2711648), (8686, 2322352), (13424, 1502678), (14878, 1355824), (17372, 1161176), (17473, 1154464), (26848, 751339), (29756, 677912), (34744, 580588), (34946, 577232), (36077, 559136), (59512, 338956), (69488, 290294), (69892, 288616), (72154, 279568), (84739, 238048), (119024, 169478), (138976, 145147), (139784, 144308)]