20406582

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{161957}}^1$

素因数の和:161972

約数の個数: 24

約数和(自身を含む): 50530896

約数和(自身を除く): 30124314

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 161957, 323914, 485871, 971742, 1133699, 1457613, 2267398, 2915226, 3401097, 6802194, 10203291, 20406582]

約数ペア:

[(1, 20406582), (2, 10203291), (3, 6802194), (6, 3401097), (7, 2915226), (9, 2267398), (14, 1457613), (18, 1133699), (21, 971742), (42, 485871), (63, 323914), (126, 161957)]