20165350

素因数分解:

$2^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{8581}}^1$

素因数の和:8640

約数の個数: 24

約数和(自身を含む): 38310048

約数和(自身を除く): 18144698

約数列:

[1, 2, 5, 10, 25, 47, 50, 94, 235, 470, 1175, 2350, 8581, 17162, 42905, 85810, 214525, 403307, 429050, 806614, 2016535, 4033070, 10082675, 20165350]

約数ペア:

[(1, 20165350), (2, 10082675), (5, 4033070), (10, 2016535), (25, 806614), (47, 429050), (50, 403307), (94, 214525), (235, 85810), (470, 42905), (1175, 17162), (2350, 8581)]