139684016

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{281621}}^1$

素因数の和:281660

約数の個数: 20

約数和(自身を含む): 279369024

約数和(自身を除く): 139685008

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 281621, 563242, 1126484, 2252968, 4505936, 8730251, 17460502, 34921004, 69842008, 139684016]

約数ペア:

[(1, 139684016), (2, 69842008), (4, 34921004), (8, 17460502), (16, 8730251), (31, 4505936), (62, 2252968), (124, 1126484), (248, 563242), (496, 281621)]