20857534135

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{1109}}^1\times {\mathrm{129707}}^1$

素因数の和:130850

約数の個数: 16

約数和(自身を含む): 25915658400

約数和(自身を除く): 5058124265

約数列:

[1, 5, 29, 145, 1109, 5545, 32161, 129707, 160805, 648535, 3761503, 18807515, 143845063, 719225315, 4171506827, 20857534135]

約数ペア:

[(1, 20857534135), (5, 4171506827), (29, 719225315), (145, 143845063), (1109, 18807515), (5545, 3761503), (32161, 648535), (129707, 160805)]