10989110

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{99901}}^1$

素因数の和:99919

約数の個数: 16

約数和(自身を含む): 21578832

約数和(自身を除く): 10589722

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 99901, 199802, 499505, 999010, 1098911, 2197822, 5494555, 10989110]

約数ペア:

[(1, 10989110), (2, 5494555), (5, 2197822), (10, 1098911), (11, 999010), (22, 499505), (55, 199802), (110, 99901)]