18388810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{349}}^1\times {\mathrm{479}}^1$

素因数の和:846

約数の個数: 32

約数和(自身を含む): 36288000

約数和(自身を除く): 17899190

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 349, 479, 698, 958, 1745, 2395, 3490, 3839, 4790, 5269, 7678, 10538, 19195, 26345, 38390, 52690, 167171, 334342, 835855, 1671710, 1838881, 3677762, 9194405, 18388810]

約数ペア:

[(1, 18388810), (2, 9194405), (5, 3677762), (10, 1838881), (11, 1671710), (22, 835855), (55, 334342), (110, 167171), (349, 52690), (479, 38390), (698, 26345), (958, 19195), (1745, 10538), (2395, 7678), (3490, 5269), (3839, 4790)]