20151196

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{1399}}^1$

素因数の和:1693

約数の個数: 24

約数和(自身を含む): 38141600

約数和(自身を除く): 17990404

約数列:

[1, 2, 4, 13, 26, 52, 277, 554, 1108, 1399, 2798, 3601, 5596, 7202, 14404, 18187, 36374, 72748, 387523, 775046, 1550092, 5037799, 10075598, 20151196]

約数ペア:

[(1, 20151196), (2, 10075598), (4, 5037799), (13, 1550092), (26, 775046), (52, 387523), (277, 72748), (554, 36374), (1108, 18187), (1399, 14404), (2798, 7202), (3601, 5596)]