20358095

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{4519}}^1$

素因数の和:4594

約数の個数: 16

約数和(自身を含む): 26360640

約数和(自身を除く): 6002545

約数列:

[1, 5, 17, 53, 85, 265, 901, 4505, 4519, 22595, 76823, 239507, 384115, 1197535, 4071619, 20358095]

約数ペア:

[(1, 20358095), (5, 4071619), (17, 1197535), (53, 384115), (85, 239507), (265, 76823), (901, 22595), (4505, 4519)]