20752145

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{233}}^1\times {\mathrm{379}}^1$

素因数の和:664

約数の個数: 16

約数和(自身を含む): 25608960

約数和(自身を除く): 4856815

約数列:

[1, 5, 47, 233, 235, 379, 1165, 1895, 10951, 17813, 54755, 88307, 89065, 441535, 4150429, 20752145]

約数ペア:

[(1, 20752145), (5, 4150429), (47, 441535), (233, 89065), (235, 88307), (379, 54755), (1165, 17813), (1895, 10951)]