20408036

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{293}}^1\times {\mathrm{1583}}^1$

素因数の和:1891

約数の個数: 24

約数和(自身を含む): 39118464

約数和(自身を除く): 18710428

約数列:

[1, 2, 4, 11, 22, 44, 293, 586, 1172, 1583, 3166, 3223, 6332, 6446, 12892, 17413, 34826, 69652, 463819, 927638, 1855276, 5102009, 10204018, 20408036]

約数ペア:

[(1, 20408036), (2, 10204018), (4, 5102009), (11, 1855276), (22, 927638), (44, 463819), (293, 69652), (586, 34826), (1172, 17413), (1583, 12892), (3166, 6446), (3223, 6332)]