15180772

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{10513}}^1$

素因数の和:10555

約数の個数: 18

約数和(自身を含む): 28040838

約数和(自身を除く): 12860066

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 10513, 21026, 42052, 199747, 399494, 798988, 3795193, 7590386, 15180772]

約数ペア:

[(1, 15180772), (2, 7590386), (4, 3795193), (19, 798988), (38, 399494), (76, 199747), (361, 42052), (722, 21026), (1444, 10513)]