18634421

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{2039}}^1$

素因数の和:2108

約数の個数: 16

約数和(自身を含む): 21705600

約数和(自身を除く): 3071179

約数列:

[1, 13, 19, 37, 247, 481, 703, 2039, 9139, 26507, 38741, 75443, 503633, 980759, 1433417, 18634421]

約数ペア:

[(1, 18634421), (13, 1433417), (19, 980759), (37, 503633), (247, 75443), (481, 38741), (703, 26507), (2039, 9139)]