16788460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{4967}}^1$

素因数の和:5002

約数の個数: 36

約数和(自身を含む): 38184048

約数和(自身を除く): 21395588

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 3380, 4967, 9934, 19868, 24835, 49670, 64571, 99340, 129142, 258284, 322855, 645710, 839423, 1291420, 1678846, 3357692, 4197115, 8394230, 16788460]

約数ペア:

[(1, 16788460), (2, 8394230), (4, 4197115), (5, 3357692), (10, 1678846), (13, 1291420), (20, 839423), (26, 645710), (52, 322855), (65, 258284), (130, 129142), (169, 99340), (260, 64571), (338, 49670), (676, 24835), (845, 19868), (1690, 9934), (3380, 4967)]