31979984

素因数分解:

$2^4\times {\mathrm{223}}^1\times {\mathrm{8963}}^1$

素因数の和:9194

約数の個数: 20

約数和(自身を含む): 62246016

約数和(自身を除く): 30266032

約数列:

[1, 2, 4, 8, 16, 223, 446, 892, 1784, 3568, 8963, 17926, 35852, 71704, 143408, 1998749, 3997498, 7994996, 15989992, 31979984]

約数ペア:

[(1, 31979984), (2, 15989992), (4, 7994996), (8, 3997498), (16, 1998749), (223, 143408), (446, 71704), (892, 35852), (1784, 17926), (3568, 8963)]