20631708

素因数分解:

$2^2\times 3^2\times {\mathrm{313}}^1\times {\mathrm{1831}}^1$

素因数の和:2154

約数の個数: 36

約数和(自身を含む): 52347568

約数和(自身を除く): 31715860

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 313, 626, 939, 1252, 1831, 1878, 2817, 3662, 3756, 5493, 5634, 7324, 10986, 11268, 16479, 21972, 32958, 65916, 573103, 1146206, 1719309, 2292412, 3438618, 5157927, 6877236, 10315854, 20631708]

約数ペア:

[(1, 20631708), (2, 10315854), (3, 6877236), (4, 5157927), (6, 3438618), (9, 2292412), (12, 1719309), (18, 1146206), (36, 573103), (313, 65916), (626, 32958), (939, 21972), (1252, 16479), (1831, 11268), (1878, 10986), (2817, 7324), (3662, 5634), (3756, 5493)]