20419015

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{3643}}^1$

素因数の和:3726

約数の個数: 16

約数和(自身を含む): 26236800

約数和(自身を除く): 5817785

約数列:

[1, 5, 19, 59, 95, 295, 1121, 3643, 5605, 18215, 69217, 214937, 346085, 1074685, 4083803, 20419015]

約数ペア:

[(1, 20419015), (5, 4083803), (19, 1074685), (59, 346085), (95, 214937), (295, 69217), (1121, 18215), (3643, 5605)]