72111472

素因数分解:

$2^4\times {\mathrm{431}}^1\times {\mathrm{10457}}^1$

素因数の和:10896

約数の個数: 20

約数和(自身を含む): 140053536

約数和(自身を除く): 67942064

約数列:

[1, 2, 4, 8, 16, 431, 862, 1724, 3448, 6896, 10457, 20914, 41828, 83656, 167312, 4506967, 9013934, 18027868, 36055736, 72111472]

約数ペア:

[(1, 72111472), (2, 36055736), (4, 18027868), (8, 9013934), (16, 4506967), (431, 167312), (862, 83656), (1724, 41828), (3448, 20914), (6896, 10457)]