20840202

素因数分解:

$2^1\times 3^2\times {\mathrm{163}}^1\times {\mathrm{7103}}^1$

素因数の和:7274

約数の個数: 24

約数和(自身を含む): 45437184

約数和(自身を除く): 24596982

約数列:

[1, 2, 3, 6, 9, 18, 163, 326, 489, 978, 1467, 2934, 7103, 14206, 21309, 42618, 63927, 127854, 1157789, 2315578, 3473367, 6946734, 10420101, 20840202]

約数ペア:

[(1, 20840202), (2, 10420101), (3, 6946734), (6, 3473367), (9, 2315578), (18, 1157789), (163, 127854), (326, 63927), (489, 42618), (978, 21309), (1467, 14206), (2934, 7103)]