18297620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{7561}}^1$

素因数の和:7592

約数の個数: 36

約数和(自身を含む): 42241332

約数和(自身を除く): 23943712

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 7561, 15122, 30244, 37805, 75610, 83171, 151220, 166342, 332684, 415855, 831710, 914881, 1663420, 1829762, 3659524, 4574405, 9148810, 18297620]

約数ペア:

[(1, 18297620), (2, 9148810), (4, 4574405), (5, 3659524), (10, 1829762), (11, 1663420), (20, 914881), (22, 831710), (44, 415855), (55, 332684), (110, 166342), (121, 151220), (220, 83171), (242, 75610), (484, 37805), (605, 30244), (1210, 15122), (2420, 7561)]