20312708

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{577}}^1\times {\mathrm{677}}^1$

素因数の和:1271

約数の個数: 24

約数和(自身を含む): 38404632

約数和(自身を除く): 18091924

約数列:

[1, 2, 4, 13, 26, 52, 577, 677, 1154, 1354, 2308, 2708, 7501, 8801, 15002, 17602, 30004, 35204, 390629, 781258, 1562516, 5078177, 10156354, 20312708]

約数ペア:

[(1, 20312708), (2, 10156354), (4, 5078177), (13, 1562516), (26, 781258), (52, 390629), (577, 35204), (677, 30004), (1154, 17602), (1354, 15002), (2308, 8801), (2708, 7501)]