31940558

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{83}}^1$

素因数の和:177

約数の個数: 48

約数和(自身を含む): 56455056

約数和(自身を除く): 24514498

約数列:

[1, 2, 13, 19, 26, 38, 41, 82, 83, 166, 247, 361, 494, 533, 722, 779, 1066, 1079, 1558, 1577, 2158, 3154, 3403, 4693, 6806, 9386, 10127, 14801, 20254, 20501, 29602, 29963, 41002, 44239, 59926, 64657, 88478, 129314, 192413, 384826, 389519, 779038, 840541, 1228483, 1681082, 2456966, 15970279, 31940558]

約数ペア:

[(1, 31940558), (2, 15970279), (13, 2456966), (19, 1681082), (26, 1228483), (38, 840541), (41, 779038), (82, 389519), (83, 384826), (166, 192413), (247, 129314), (361, 88478), (494, 64657), (533, 59926), (722, 44239), (779, 41002), (1066, 29963), (1079, 29602), (1558, 20501), (1577, 20254), (2158, 14801), (3154, 10127), (3403, 9386), (4693, 6806)]