20854626

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{1601}}^1$

素因数の和:1786

約数の個数: 32

約数和(自身を含む): 45214848

約数和(自身を除く): 24360222

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 167, 334, 501, 1002, 1601, 2171, 3202, 4342, 4803, 6513, 9606, 13026, 20813, 41626, 62439, 124878, 267367, 534734, 802101, 1604202, 3475771, 6951542, 10427313, 20854626]

約数ペア:

[(1, 20854626), (2, 10427313), (3, 6951542), (6, 3475771), (13, 1604202), (26, 802101), (39, 534734), (78, 267367), (167, 124878), (334, 62439), (501, 41626), (1002, 20813), (1601, 13026), (2171, 9606), (3202, 6513), (4342, 4803)]