39391448

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{289643}}^1$

素因数の和:289666

約数の個数: 16

約数和(自身を含む): 78203880

約数和(自身を除く): 38812432

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 289643, 579286, 1158572, 2317144, 4923931, 9847862, 19695724, 39391448]

約数ペア:

[(1, 39391448), (2, 19695724), (4, 9847862), (8, 4923931), (17, 2317144), (34, 1158572), (68, 579286), (136, 289643)]