20681617150

素因数分解:

$2^1\times 5^2\times {\mathrm{433}}^1\times {\mathrm{955271}}^1$

素因数の和:955716

約数の個数: 24

約数和(自身を含む): 38556688464

約数和(自身を除く): 17875071314

約数列:

[1, 2, 5, 10, 25, 50, 433, 866, 2165, 4330, 10825, 21650, 955271, 1910542, 4776355, 9552710, 23881775, 47763550, 413632343, 827264686, 2068161715, 4136323430, 10340808575, 20681617150]

約数ペア:

[(1, 20681617150), (2, 10340808575), (5, 4136323430), (10, 2068161715), (25, 827264686), (50, 413632343), (433, 47763550), (866, 23881775), (2165, 9552710), (4330, 4776355), (10825, 1910542), (21650, 955271)]