19924661

素因数分解:

${\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{181}}^1$

素因数の和:332

約数の個数: 16

約数和(自身を含む): 21385728

約数和(自身を除く): 1461067

約数列:

[1, 31, 53, 67, 181, 1643, 2077, 3551, 5611, 9593, 12127, 110081, 297383, 375937, 642731, 19924661]

約数ペア:

[(1, 19924661), (31, 642731), (53, 375937), (67, 297383), (181, 110081), (1643, 12127), (2077, 9593), (3551, 5611)]