31238428

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{3319}}^1$

素因数の和:3517

約数の個数: 24

約数和(自身を含む): 59215520

約数和(自身を除く): 27977092

約数列:

[1, 2, 4, 13, 26, 52, 181, 362, 724, 2353, 3319, 4706, 6638, 9412, 13276, 43147, 86294, 172588, 600739, 1201478, 2402956, 7809607, 15619214, 31238428]

約数ペア:

[(1, 31238428), (2, 15619214), (4, 7809607), (13, 2402956), (26, 1201478), (52, 600739), (181, 172588), (362, 86294), (724, 43147), (2353, 13276), (3319, 9412), (4706, 6638)]