20809722

素因数分解:

$2^1\times 3^1\times {\mathrm{157}}^1\times {\mathrm{22091}}^1$

素因数の和:22253

約数の個数: 16

約数和(自身を含む): 41886432

約数和(自身を除く): 21076710

約数列:

[1, 2, 3, 6, 157, 314, 471, 942, 22091, 44182, 66273, 132546, 3468287, 6936574, 10404861, 20809722]

約数ペア:

[(1, 20809722), (2, 10404861), (3, 6936574), (6, 3468287), (157, 132546), (314, 66273), (471, 44182), (942, 22091)]