18864008

素因数分解:

$2^3\times {\mathrm{431}}^1\times {\mathrm{5471}}^1$

素因数の和:5908

約数の個数: 16

約数和(自身を含む): 35458560

約数和(自身を除く): 16594552

約数列:

[1, 2, 4, 8, 431, 862, 1724, 3448, 5471, 10942, 21884, 43768, 2358001, 4716002, 9432004, 18864008]

約数ペア:

[(1, 18864008), (2, 9432004), (4, 4716002), (8, 2358001), (431, 43768), (862, 21884), (1724, 10942), (3448, 5471)]