19649188

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{2111}}^1$

素因数の和:2307

約数の個数: 24

約数和(自身を含む): 37255680

約数和(自身を除く): 17606492

約数列:

[1, 2, 4, 13, 26, 52, 179, 358, 716, 2111, 2327, 4222, 4654, 8444, 9308, 27443, 54886, 109772, 377869, 755738, 1511476, 4912297, 9824594, 19649188]

約数ペア:

[(1, 19649188), (2, 9824594), (4, 4912297), (13, 1511476), (26, 755738), (52, 377869), (179, 109772), (358, 54886), (716, 27443), (2111, 9308), (2327, 8444), (4222, 4654)]