201520438

素因数分解:

$2^1\times 7^2\times {\mathrm{1429}}^1\times {\mathrm{1439}}^1$

素因数の和:2884

約数の個数: 24

約数和(自身を含む): 352123200

約数和(自身を除く): 150602762

約数列:

[1, 2, 7, 14, 49, 98, 1429, 1439, 2858, 2878, 10003, 10073, 20006, 20146, 70021, 70511, 140042, 141022, 2056331, 4112662, 14394317, 28788634, 100760219, 201520438]

約数ペア:

[(1, 201520438), (2, 100760219), (7, 28788634), (14, 14394317), (49, 4112662), (98, 2056331), (1429, 141022), (1439, 140042), (2858, 70511), (2878, 70021), (10003, 20146), (10073, 20006)]