1640644616

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{15775429}}^1$

素因数の和:15775448

約数の個数: 16

約数和(自身を含む): 3312840300

約数和(自身を除く): 1672195684

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 15775429, 31550858, 63101716, 126203432, 205080577, 410161154, 820322308, 1640644616]

約数ペア:

[(1, 1640644616), (2, 820322308), (4, 410161154), (8, 205080577), (13, 126203432), (26, 63101716), (52, 31550858), (104, 15775429)]