20218178465

素因数分解:

$5^1\times {\mathrm{137}}^1\times {\mathrm{2767}}^1\times {\mathrm{10667}}^1$

素因数の和:13576

約数の個数: 16

約数和(自身を含む): 24450031872

約数和(自身を除く): 4231853407

約数列:

[1, 5, 137, 685, 2767, 10667, 13835, 53335, 379079, 1461379, 1895395, 7306895, 29515589, 147577945, 4043635693, 20218178465]

約数ペア:

[(1, 20218178465), (5, 4043635693), (137, 147577945), (685, 29515589), (2767, 7306895), (10667, 1895395), (13835, 1461379), (53335, 379079)]