19869265

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{1279}}^1$

素因数の和:1536

約数の個数: 16

約数和(自身を含む): 25804800

約数和(自身を除く): 5935535

約数列:

[1, 5, 13, 65, 239, 1195, 1279, 3107, 6395, 15535, 16627, 83135, 305681, 1528405, 3973853, 19869265]

約数ペア:

[(1, 19869265), (5, 3973853), (13, 1528405), (65, 305681), (239, 83135), (1195, 16627), (1279, 15535), (3107, 6395)]