18239485

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{827}}^1$

素因数の和:1244

約数の個数: 16

約数和(自身を含む): 23965632

約数和(自身を除く): 5726147

約数列:

[1, 5, 11, 55, 401, 827, 2005, 4135, 4411, 9097, 22055, 45485, 331627, 1658135, 3647897, 18239485]

約数ペア:

[(1, 18239485), (5, 3647897), (11, 1658135), (55, 331627), (401, 45485), (827, 22055), (2005, 9097), (4135, 4411)]