18271604

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{151}}^1\times {\mathrm{179}}^1$

素因数の和:360

約数の個数: 36

約数和(自身を含む): 35048160

約数和(自身を除く): 16776556

約数列:

[1, 2, 4, 13, 26, 52, 151, 169, 179, 302, 338, 358, 604, 676, 716, 1963, 2327, 3926, 4654, 7852, 9308, 25519, 27029, 30251, 51038, 54058, 60502, 102076, 108116, 121004, 351377, 702754, 1405508, 4567901, 9135802, 18271604]

約数ペア:

[(1, 18271604), (2, 9135802), (4, 4567901), (13, 1405508), (26, 702754), (52, 351377), (151, 121004), (169, 108116), (179, 102076), (302, 60502), (338, 54058), (358, 51038), (604, 30251), (676, 27029), (716, 25519), (1963, 9308), (2327, 7852), (3926, 4654)]