20421622

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{1949}}^1$

素因数の和:2008

約数の個数: 24

約数和(自身を含む): 34257600

約数和(自身を除く): 13835978

約数列:

[1, 2, 13, 26, 31, 62, 169, 338, 403, 806, 1949, 3898, 5239, 10478, 25337, 50674, 60419, 120838, 329381, 658762, 785447, 1570894, 10210811, 20421622]

約数ペア:

[(1, 20421622), (2, 10210811), (13, 1570894), (26, 785447), (31, 658762), (62, 329381), (169, 120838), (338, 60419), (403, 50674), (806, 25337), (1949, 10478), (3898, 5239)]