19749010

素因数分解:

$2^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{17477}}^1$

素因数の和:17597

約数の個数: 16

約数和(自身を含む): 35864856

約数和(自身を除く): 16115846

約数列:

[1, 2, 5, 10, 113, 226, 565, 1130, 17477, 34954, 87385, 174770, 1974901, 3949802, 9874505, 19749010]

約数ペア:

[(1, 19749010), (2, 9874505), (5, 3949802), (10, 1974901), (113, 174770), (226, 87385), (565, 34954), (1130, 17477)]