18897838078

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{79402681}}^1$

素因数の和:79402707

約数の個数: 16

約数和(自身を含む): 34301958624

約数和(自身を除く): 15404120546

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 79402681, 158805362, 555818767, 1111637534, 1349845577, 2699691154, 9448919039, 18897838078]

約数ペア:

[(1, 18897838078), (2, 9448919039), (7, 2699691154), (14, 1349845577), (17, 1111637534), (34, 555818767), (119, 158805362), (238, 79402681)]