2000420944

素因数分解:

$2^4\times {\mathrm{179}}^1\times {\mathrm{698471}}^1$

素因数の和:698658

約数の個数: 20

約数和(自身を含む): 3897473760

約数和(自身を除く): 1897052816

約数列:

[1, 2, 4, 8, 16, 179, 358, 716, 1432, 2864, 698471, 1396942, 2793884, 5587768, 11175536, 125026309, 250052618, 500105236, 1000210472, 2000420944]

約数ペア:

[(1, 2000420944), (2, 1000210472), (4, 500105236), (8, 250052618), (16, 125026309), (179, 11175536), (358, 5587768), (716, 2793884), (1432, 1396942), (2864, 698471)]