20000432890

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{18349021}}^1$

素因数の和:18349137

約数の個数: 16

約数和(自身を含む): 36331063560

約数和(自身を除く): 16330630670

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 18349021, 36698042, 91745105, 183490210, 2000043289, 4000086578, 10000216445, 20000432890]

約数ペア:

[(1, 20000432890), (2, 10000216445), (5, 4000086578), (10, 2000043289), (109, 183490210), (218, 91745105), (545, 36698042), (1090, 18349021)]