18618808

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{10531}}^1$

素因数の和:10567

約数の個数: 32

約数和(自身を含む): 39810960

約数和(自身を除く): 21192152

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 442, 884, 1768, 10531, 21062, 42124, 84248, 136903, 179027, 273806, 358054, 547612, 716108, 1095224, 1432216, 2327351, 4654702, 9309404, 18618808]

約数ペア:

[(1, 18618808), (2, 9309404), (4, 4654702), (8, 2327351), (13, 1432216), (17, 1095224), (26, 716108), (34, 547612), (52, 358054), (68, 273806), (104, 179027), (136, 136903), (221, 84248), (442, 42124), (884, 21062), (1768, 10531)]