20199018145

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{233}}^1\times {\mathrm{284233}}^1$

素因数の和:284532

約数の個数: 16

約数和(自身を含む): 24742001232

約数和(自身を除く): 4542983087

約数列:

[1, 5, 61, 233, 305, 1165, 14213, 71065, 284233, 1421165, 17338213, 66226289, 86691065, 331131445, 4039803629, 20199018145]

約数ペア:

[(1, 20199018145), (5, 4039803629), (61, 331131445), (233, 86691065), (305, 66226289), (1165, 17338213), (14213, 1421165), (71065, 284233)]