20068363

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{271}}^1$

素因数の和:498

約数の個数: 16

約数和(自身を含む): 23500800

約数和(自身を除く): 3432437

約数列:

[1, 7, 71, 149, 271, 497, 1043, 1897, 10579, 19241, 40379, 74053, 134687, 282653, 2866909, 20068363]

約数ペア:

[(1, 20068363), (7, 2866909), (71, 282653), (149, 134687), (271, 74053), (497, 40379), (1043, 19241), (1897, 10579)]