164991536

素因数分解:

$2^4\times {\mathrm{997}}^1\times {\mathrm{10343}}^1$

素因数の和:11348

約数の個数: 20

約数和(自身を含む): 320022672

約数和(自身を除く): 155031136

約数列:

[1, 2, 4, 8, 16, 997, 1994, 3988, 7976, 10343, 15952, 20686, 41372, 82744, 165488, 10311971, 20623942, 41247884, 82495768, 164991536]

約数ペア:

[(1, 164991536), (2, 82495768), (4, 41247884), (8, 20623942), (16, 10311971), (997, 165488), (1994, 82744), (3988, 41372), (7976, 20686), (10343, 15952)]