20394152

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{8821}}^1$

素因数の和:8861

約数の個数: 24

約数和(自身を含む): 40625310

約数和(自身を除く): 20231158

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 289, 578, 1156, 2312, 8821, 17642, 35284, 70568, 149957, 299914, 599828, 1199656, 2549269, 5098538, 10197076, 20394152]

約数ペア:

[(1, 20394152), (2, 10197076), (4, 5098538), (8, 2549269), (17, 1199656), (34, 599828), (68, 299914), (136, 149957), (289, 70568), (578, 35284), (1156, 17642), (2312, 8821)]