20378104

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{149839}}^1$

素因数の和:149862

約数の個数: 16

約数和(自身を含む): 40456800

約数和(自身を除く): 20078696

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 149839, 299678, 599356, 1198712, 2547263, 5094526, 10189052, 20378104]

約数ペア:

[(1, 20378104), (2, 10189052), (4, 5094526), (8, 2547263), (17, 1198712), (34, 599356), (68, 299678), (136, 149839)]