18145465

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{2131}}^1$

素因数の和:2280

約数の個数: 16

約数和(自身を含む): 23639616

約数和(自身を除く): 5494151

約数列:

[1, 5, 13, 65, 131, 655, 1703, 2131, 8515, 10655, 27703, 138515, 279161, 1395805, 3629093, 18145465]

約数ペア:

[(1, 18145465), (5, 3629093), (13, 1395805), (65, 279161), (131, 138515), (655, 27703), (1703, 10655), (2131, 8515)]