13159984

素因数分解:

$2^4\times {\mathrm{409}}^1\times {\mathrm{2011}}^1$

素因数の和:2428

約数の個数: 20

約数和(自身を含む): 25572520

約数和(自身を除く): 12412536

約数列:

[1, 2, 4, 8, 16, 409, 818, 1636, 2011, 3272, 4022, 6544, 8044, 16088, 32176, 822499, 1644998, 3289996, 6579992, 13159984]

約数ペア:

[(1, 13159984), (2, 6579992), (4, 3289996), (8, 1644998), (16, 822499), (409, 32176), (818, 16088), (1636, 8044), (2011, 6544), (3272, 4022)]