20168385470

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1163}}^1\times {\mathrm{28429}}^1$

素因数の和:29660

約数の個数: 32

約数和(自身を含む): 36931252320

約数和(自身を除く): 16762866850

約数列:

[1, 2, 5, 10, 61, 122, 305, 610, 1163, 2326, 5815, 11630, 28429, 56858, 70943, 141886, 142145, 284290, 354715, 709430, 1734169, 3468338, 8670845, 17341690, 33062927, 66125854, 165314635, 330629270, 2016838547, 4033677094, 10084192735, 20168385470]

約数ペア:

[(1, 20168385470), (2, 10084192735), (5, 4033677094), (10, 2016838547), (61, 330629270), (122, 165314635), (305, 66125854), (610, 33062927), (1163, 17341690), (2326, 8670845), (5815, 3468338), (11630, 1734169), (28429, 709430), (56858, 354715), (70943, 284290), (141886, 142145)]