18137470

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{283}}^1$

素因数の和:349

約数の個数: 64

約数和(自身を含む): 38646720

約数和(自身を除く): 20509250

約数列:

[1, 2, 5, 10, 13, 17, 26, 29, 34, 58, 65, 85, 130, 145, 170, 221, 283, 290, 377, 442, 493, 566, 754, 986, 1105, 1415, 1885, 2210, 2465, 2830, 3679, 3770, 4811, 4930, 6409, 7358, 8207, 9622, 12818, 16414, 18395, 24055, 32045, 36790, 41035, 48110, 62543, 64090, 82070, 106691, 125086, 139519, 213382, 279038, 312715, 533455, 625430, 697595, 1066910, 1395190, 1813747, 3627494, 9068735, 18137470]

約数ペア:

[(1, 18137470), (2, 9068735), (5, 3627494), (10, 1813747), (13, 1395190), (17, 1066910), (26, 697595), (29, 625430), (34, 533455), (58, 312715), (65, 279038), (85, 213382), (130, 139519), (145, 125086), (170, 106691), (221, 82070), (283, 64090), (290, 62543), (377, 48110), (442, 41035), (493, 36790), (566, 32045), (754, 24055), (986, 18395), (1105, 16414), (1415, 12818), (1885, 9622), (2210, 8207), (2465, 7358), (2830, 6409), (3679, 4930), (3770, 4811)]