43257968

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{207971}}^1$

素因数の和:207992

約数の個数: 20

約数和(自身を含む): 90259848

約数和(自身を除く): 47001880

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 207971, 415942, 831884, 1663768, 2703623, 3327536, 5407246, 10814492, 21628984, 43257968]

約数ペア:

[(1, 43257968), (2, 21628984), (4, 10814492), (8, 5407246), (13, 3327536), (16, 2703623), (26, 1663768), (52, 831884), (104, 415942), (208, 207971)]