18289869

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{2591}}^1$

素因数の和:2788

約数の個数: 16

約数和(自身を含む): 26417664

約数和(自身を除く): 8127795

約数列:

[1, 3, 13, 39, 181, 543, 2353, 2591, 7059, 7773, 33683, 101049, 468971, 1406913, 6096623, 18289869]

約数ペア:

[(1, 18289869), (3, 6096623), (13, 1406913), (39, 468971), (181, 101049), (543, 33683), (2353, 7773), (2591, 7059)]