4245488

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{20411}}^1$

素因数の和:20432

約数の個数: 20

約数和(自身を含む): 8858808

約数和(自身を除く): 4613320

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 20411, 40822, 81644, 163288, 265343, 326576, 530686, 1061372, 2122744, 4245488]

約数ペア:

[(1, 4245488), (2, 2122744), (4, 1061372), (8, 530686), (13, 326576), (16, 265343), (26, 163288), (52, 81644), (104, 40822), (208, 20411)]