138435536

素因数分解:

$2^4\times {\mathrm{251}}^1\times {\mathrm{34471}}^1$

素因数の和:34730

約数の個数: 20

約数和(自身を含む): 269295264

約数和(自身を除く): 130859728

約数列:

[1, 2, 4, 8, 16, 251, 502, 1004, 2008, 4016, 34471, 68942, 137884, 275768, 551536, 8652221, 17304442, 34608884, 69217768, 138435536]

約数ペア:

[(1, 138435536), (2, 69217768), (4, 34608884), (8, 17304442), (16, 8652221), (251, 551536), (502, 275768), (1004, 137884), (2008, 68942), (4016, 34471)]