20023184432

素因数分解:

$2^4\times {\mathrm{41}}^2\times {\mathrm{547}}^1\times {\mathrm{1361}}^1$

素因数の和:1998

約数の個数: 60

約数和(自身を含む): 39866181288

約数和(自身を除く): 19842996856

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 547, 656, 1094, 1361, 1681, 2188, 2722, 3362, 4376, 5444, 6724, 8752, 10888, 13448, 21776, 22427, 26896, 44854, 55801, 89708, 111602, 179416, 223204, 358832, 446408, 744467, 892816, 919507, 1488934, 1839014, 2287841, 2977868, 3678028, 4575682, 5955736, 7356056, 9151364, 11911472, 14712112, 18302728, 30523147, 36605456, 61046294, 122092588, 244185176, 488370352, 1251449027, 2502898054, 5005796108, 10011592216, 20023184432]

約数ペア:

[(1, 20023184432), (2, 10011592216), (4, 5005796108), (8, 2502898054), (16, 1251449027), (41, 488370352), (82, 244185176), (164, 122092588), (328, 61046294), (547, 36605456), (656, 30523147), (1094, 18302728), (1361, 14712112), (1681, 11911472), (2188, 9151364), (2722, 7356056), (3362, 5955736), (4376, 4575682), (5444, 3678028), (6724, 2977868), (8752, 2287841), (10888, 1839014), (13448, 1488934), (21776, 919507), (22427, 892816), (26896, 744467), (44854, 446408), (55801, 358832), (89708, 223204), (111602, 179416)]