19680310

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{3221}}^1$

素因数の和:3288

約数の個数: 32

約数和(自身を含む): 38973312

約数和(自身を除く): 19293002

約数列:

[1, 2, 5, 10, 13, 26, 47, 65, 94, 130, 235, 470, 611, 1222, 3055, 3221, 6110, 6442, 16105, 32210, 41873, 83746, 151387, 209365, 302774, 418730, 756935, 1513870, 1968031, 3936062, 9840155, 19680310]

約数ペア:

[(1, 19680310), (2, 9840155), (5, 3936062), (10, 1968031), (13, 1513870), (26, 756935), (47, 418730), (65, 302774), (94, 209365), (130, 151387), (235, 83746), (470, 41873), (611, 32210), (1222, 16105), (3055, 6442), (3221, 6110)]