31943984

素因数分解:

$2^4\times {\mathrm{499}}^1\times {\mathrm{4001}}^1$

素因数の和:4508

約数の個数: 20

約数和(自身を含む): 62031000

約数和(自身を除く): 30087016

約数列:

[1, 2, 4, 8, 16, 499, 998, 1996, 3992, 4001, 7984, 8002, 16004, 32008, 64016, 1996499, 3992998, 7985996, 15971992, 31943984]

約数ペア:

[(1, 31943984), (2, 15971992), (4, 7985996), (8, 3992998), (16, 1996499), (499, 64016), (998, 32008), (1996, 16004), (3992, 8002), (4001, 7984)]