2115778864

素因数分解:

$2^4\times {\mathrm{2647}}^1\times {\mathrm{49957}}^1$

素因数の和:52612

約数の個数: 20

約数和(自身を含む): 4100952304

約数和(自身を除く): 1985173440

約数列:

[1, 2, 4, 8, 16, 2647, 5294, 10588, 21176, 42352, 49957, 99914, 199828, 399656, 799312, 132236179, 264472358, 528944716, 1057889432, 2115778864]

約数ペア:

[(1, 2115778864), (2, 1057889432), (4, 528944716), (8, 264472358), (16, 132236179), (2647, 799312), (5294, 399656), (10588, 199828), (21176, 99914), (42352, 49957)]