20451544

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{150379}}^1$

素因数の和:150402

約数の個数: 16

約数和(自身を含む): 40602600

約数和(自身を除く): 20151056

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 150379, 300758, 601516, 1203032, 2556443, 5112886, 10225772, 20451544]

約数ペア:

[(1, 20451544), (2, 10225772), (4, 5112886), (8, 2556443), (17, 1203032), (34, 601516), (68, 300758), (136, 150379)]