2020907984

素因数分解:

$2^4\times {\mathrm{21521}}^1\times {\mathrm{5869}}^1$

素因数の和:27398

約数の個数: 20

約数和(自身を含む): 3916358340

約数和(自身を除く): 1895450356

約数列:

[1, 2, 4, 8, 16, 5869, 11738, 21521, 23476, 43042, 46952, 86084, 93904, 172168, 344336, 126306749, 252613498, 505226996, 1010453992, 2020907984]

約数ペア:

[(1, 2020907984), (2, 1010453992), (4, 505226996), (8, 252613498), (16, 126306749), (5869, 344336), (11738, 172168), (21521, 93904), (23476, 86084), (43042, 46952)]