858303536

素因数分解:

$2^4\times {\mathrm{251}}^1\times {\mathrm{213721}}^1$

素因数の和:213980

約数の個数: 20

約数和(自身を含む): 1669596264

約数和(自身を除く): 811292728

約数列:

[1, 2, 4, 8, 16, 251, 502, 1004, 2008, 4016, 213721, 427442, 854884, 1709768, 3419536, 53643971, 107287942, 214575884, 429151768, 858303536]

約数ペア:

[(1, 858303536), (2, 429151768), (4, 214575884), (8, 107287942), (16, 53643971), (251, 3419536), (502, 1709768), (1004, 854884), (2008, 427442), (4016, 213721)]