9788990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{51521}}^1$

素因数の和:51547

約数の個数: 16

約数和(自身を含む): 18547920

約数和(自身を除く): 8758930

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 51521, 103042, 257605, 515210, 978899, 1957798, 4894495, 9788990]

約数ペア:

[(1, 9788990), (2, 4894495), (5, 1957798), (10, 978899), (19, 515210), (38, 257605), (95, 103042), (190, 51521)]