329483984

素因数分解:

$2^4\times {\mathrm{431}}^1\times {\mathrm{47779}}^1$

素因数の和:48218

約数の個数: 20

約数和(自身を含む): 639869760

約数和(自身を除く): 310385776

約数列:

[1, 2, 4, 8, 16, 431, 862, 1724, 3448, 6896, 47779, 95558, 191116, 382232, 764464, 20592749, 41185498, 82370996, 164741992, 329483984]

約数ペア:

[(1, 329483984), (2, 164741992), (4, 82370996), (8, 41185498), (16, 20592749), (431, 764464), (862, 382232), (1724, 191116), (3448, 95558), (6896, 47779)]