20258283

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{3571}}^1$

素因数の和:3666

約数の個数: 16

約数和(自身を含む): 28347392

約数和(自身を除く): 8089109

約数列:

[1, 3, 31, 61, 93, 183, 1891, 3571, 5673, 10713, 110701, 217831, 332103, 653493, 6752761, 20258283]

約数ペア:

[(1, 20258283), (3, 6752761), (31, 653493), (61, 332103), (93, 217831), (183, 110701), (1891, 10713), (3571, 5673)]