31451408

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{29339}}^1$

素因数の和:29414

約数の個数: 20

約数和(自身を含む): 61848720

約数和(自身を除く): 30397312

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 29339, 58678, 117356, 234712, 469424, 1965713, 3931426, 7862852, 15725704, 31451408]

約数ペア:

[(1, 31451408), (2, 15725704), (4, 7862852), (8, 3931426), (16, 1965713), (67, 469424), (134, 234712), (268, 117356), (536, 58678), (1072, 29339)]