201966890

素因数分解:

$2^1\times 5^1\times {\mathrm{1279}}^1\times {\mathrm{15791}}^1$

素因数の和:17077

約数の個数: 16

約数和(自身を含む): 363847680

約数和(自身を除く): 161880790

約数列:

[1, 2, 5, 10, 1279, 2558, 6395, 12790, 15791, 31582, 78955, 157910, 20196689, 40393378, 100983445, 201966890]

約数ペア:

[(1, 201966890), (2, 100983445), (5, 40393378), (10, 20196689), (1279, 157910), (2558, 78955), (6395, 31582), (12790, 15791)]