18906754

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{7039}}^1$

素因数の和:7137

約数の個数: 16

約数和(自身を含む): 30412800

約数和(自身を除く): 11506046

約数列:

[1, 2, 17, 34, 79, 158, 1343, 2686, 7039, 14078, 119663, 239326, 556081, 1112162, 9453377, 18906754]

約数ペア:

[(1, 18906754), (2, 9453377), (17, 1112162), (34, 556081), (79, 239326), (158, 119663), (1343, 14078), (2686, 7039)]