18210485

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{6911}}^1$

素因数の和:6964

約数の個数: 16

約数和(自身を含む): 23887872

約数和(自身を除く): 5677387

約数列:

[1, 5, 17, 31, 85, 155, 527, 2635, 6911, 34555, 117487, 214241, 587435, 1071205, 3642097, 18210485]

約数ペア:

[(1, 18210485), (5, 3642097), (17, 1071205), (31, 587435), (85, 214241), (155, 117487), (527, 34555), (2635, 6911)]