18623540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{863}}^1$

素因数の和:968

約数の個数: 48

約数和(自身を含む): 42674688

約数和(自身を除く): 24051148

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 83, 130, 166, 260, 332, 415, 830, 863, 1079, 1660, 1726, 2158, 3452, 4315, 4316, 5395, 8630, 10790, 11219, 17260, 21580, 22438, 44876, 56095, 71629, 112190, 143258, 224380, 286516, 358145, 716290, 931177, 1432580, 1862354, 3724708, 4655885, 9311770, 18623540]

約数ペア:

[(1, 18623540), (2, 9311770), (4, 4655885), (5, 3724708), (10, 1862354), (13, 1432580), (20, 931177), (26, 716290), (52, 358145), (65, 286516), (83, 224380), (130, 143258), (166, 112190), (260, 71629), (332, 56095), (415, 44876), (830, 22438), (863, 21580), (1079, 17260), (1660, 11219), (1726, 10790), (2158, 8630), (3452, 5395), (4315, 4316)]