20953814

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{34807}}^1$

素因数の和:34859

約数の個数: 16

約数和(自身を含む): 36757248

約数和(自身を除く): 15803434

約数列:

[1, 2, 7, 14, 43, 86, 301, 602, 34807, 69614, 243649, 487298, 1496701, 2993402, 10476907, 20953814]

約数ペア:

[(1, 20953814), (2, 10476907), (7, 2993402), (14, 1496701), (43, 487298), (86, 243649), (301, 69614), (602, 34807)]