18507290

素因数分解:

$2^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{12421}}^1$

素因数の和:12577

約数の個数: 16

約数和(自身を含む): 33539400

約数和(自身を除く): 15032110

約数列:

[1, 2, 5, 10, 149, 298, 745, 1490, 12421, 24842, 62105, 124210, 1850729, 3701458, 9253645, 18507290]

約数ペア:

[(1, 18507290), (2, 9253645), (5, 3701458), (10, 1850729), (149, 124210), (298, 62105), (745, 24842), (1490, 12421)]