20405226

素因数分解:

$2^1\times 3^1\times {\mathrm{79}}^1\times {\mathrm{43049}}^1$

素因数の和:43133

約数の個数: 16

約数和(自身を含む): 41328000

約数和(自身を除く): 20922774

約数列:

[1, 2, 3, 6, 79, 158, 237, 474, 43049, 86098, 129147, 258294, 3400871, 6801742, 10202613, 20405226]

約数ペア:

[(1, 20405226), (2, 10202613), (3, 6801742), (6, 3400871), (79, 258294), (158, 129147), (237, 86098), (474, 43049)]