20071289672

素因数分解:

$2^3\times 7^1\times {\mathrm{358415887}}^1$

素因数の和:358415900

約数の個数: 16

約数和(自身を含む): 43009906560

約数和(自身を除く): 22938616888

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 358415887, 716831774, 1433663548, 2508911209, 2867327096, 5017822418, 10035644836, 20071289672]

約数ペア:

[(1, 20071289672), (2, 10035644836), (4, 5017822418), (7, 2867327096), (8, 2508911209), (14, 1433663548), (28, 716831774), (56, 358415887)]