19850055325

素因数分解:

$5^2\times {\mathrm{641}}^1\times {\mathrm{1238693}}^1$

素因数の和:1239344

約数の個数: 12

約数和(自身を含む): 24652487988

約数和(自身を除く): 4802432663

約数列:

[1, 5, 25, 641, 3205, 16025, 1238693, 6193465, 30967325, 794002213, 3970011065, 19850055325]

約数ペア:

[(1, 19850055325), (5, 3970011065), (25, 794002213), (641, 30967325), (3205, 6193465), (16025, 1238693)]