18889958

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{11821}}^1$

素因数の和:11887

約数の個数: 16

約数和(自身を含む): 30642624

約数和(自身を除く): 11752666

約数列:

[1, 2, 17, 34, 47, 94, 799, 1598, 11821, 23642, 200957, 401914, 555587, 1111174, 9444979, 18889958]

約数ペア:

[(1, 18889958), (2, 9444979), (17, 1111174), (34, 555587), (47, 401914), (94, 200957), (799, 23642), (1598, 11821)]