18496985

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{383}}^1\times {\mathrm{743}}^1$

素因数の和:1144

約数の個数: 16

約数和(自身を含む): 23998464

約数和(自身を除く): 5501479

約数列:

[1, 5, 13, 65, 383, 743, 1915, 3715, 4979, 9659, 24895, 48295, 284569, 1422845, 3699397, 18496985]

約数ペア:

[(1, 18496985), (5, 3699397), (13, 1422845), (65, 284569), (383, 48295), (743, 24895), (1915, 9659), (3715, 4979)]