18403594

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{1987}}^1$

素因数の和:2421

約数の個数: 16

約数和(自身を含む): 30201696

約数和(自身を除く): 11798102

約数列:

[1, 2, 11, 22, 421, 842, 1987, 3974, 4631, 9262, 21857, 43714, 836527, 1673054, 9201797, 18403594]

約数ペア:

[(1, 18403594), (2, 9201797), (11, 1673054), (22, 836527), (421, 43714), (842, 21857), (1987, 9262), (3974, 4631)]