20246685

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{3739}}^1$

素因数の和:3785

約数の個数: 24

約数和(自身を含む): 34198560

約数和(自身を除く): 13951875

約数列:

[1, 3, 5, 15, 19, 57, 95, 285, 361, 1083, 1805, 3739, 5415, 11217, 18695, 56085, 71041, 213123, 355205, 1065615, 1349779, 4049337, 6748895, 20246685]

約数ペア:

[(1, 20246685), (3, 6748895), (5, 4049337), (15, 1349779), (19, 1065615), (57, 355205), (95, 213123), (285, 71041), (361, 56085), (1083, 18695), (1805, 11217), (3739, 5415)]