20867671

素因数分解:

${\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{181}}^1\times {\mathrm{223}}^1$

素因数の和:462

約数の個数: 16

約数和(自身を含む): 23482368

約数和(自身を除く): 2614697

約数列:

[1, 11, 47, 181, 223, 517, 1991, 2453, 8507, 10481, 40363, 93577, 115291, 443993, 1897061, 20867671]

約数ペア:

[(1, 20867671), (11, 1897061), (47, 443993), (181, 115291), (223, 93577), (517, 40363), (1991, 10481), (2453, 8507)]