20218088890

素因数分解:

$2^1\times 5^1\times {\mathrm{2309}}^1\times {\mathrm{875621}}^1$

素因数の和:877937

約数の個数: 16

約数和(自身を含む): 36408362760

約数和(自身を除く): 16190273870

約数列:

[1, 2, 5, 10, 2309, 4618, 11545, 23090, 875621, 1751242, 4378105, 8756210, 2021808889, 4043617778, 10109044445, 20218088890]

約数ペア:

[(1, 20218088890), (2, 10109044445), (5, 4043617778), (10, 2021808889), (2309, 8756210), (4618, 4378105), (11545, 1751242), (23090, 875621)]