19664295

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{1367}}^1$

素因数の和:1519

約数の個数: 32

約数和(自身を含む): 36246528

約数和(自身を除く): 16582233

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 137, 411, 685, 959, 1367, 2055, 2877, 4101, 4795, 6835, 9569, 14385, 20505, 28707, 47845, 143535, 187279, 561837, 936395, 1310953, 2809185, 3932859, 6554765, 19664295]

約数ペア:

[(1, 19664295), (3, 6554765), (5, 3932859), (7, 2809185), (15, 1310953), (21, 936395), (35, 561837), (105, 187279), (137, 143535), (411, 47845), (685, 28707), (959, 20505), (1367, 14385), (2055, 9569), (2877, 6835), (4101, 4795)]