156920816

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{754427}}^1$

素因数の和:754448

約数の個数: 20

約数和(自身を含む): 327421752

約数和(自身を除く): 170500936

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 754427, 1508854, 3017708, 6035416, 9807551, 12070832, 19615102, 39230204, 78460408, 156920816]

約数ペア:

[(1, 156920816), (2, 78460408), (4, 39230204), (8, 19615102), (13, 12070832), (16, 9807551), (26, 6035416), (52, 3017708), (104, 1508854), (208, 754427)]