20181679

素因数分解:

$7^2\times {\mathrm{71}}^1\times {\mathrm{5801}}^1$

素因数の和:5886

約数の個数: 12

約数和(自身を含む): 23811408

約数和(自身を除く): 3629729

約数列:

[1, 7, 49, 71, 497, 3479, 5801, 40607, 284249, 411871, 2883097, 20181679]

約数ペア:

[(1, 20181679), (7, 2883097), (49, 411871), (71, 284249), (497, 40607), (3479, 5801)]