19893645

素因数分解:

$3^2\times 5^1\times {\mathrm{653}}^1\times {\mathrm{677}}^1$

素因数の和:1341

約数の個数: 24

約数和(自身を含む): 34586136

約数和(自身を除く): 14692491

約数列:

[1, 3, 5, 9, 15, 45, 653, 677, 1959, 2031, 3265, 3385, 5877, 6093, 9795, 10155, 29385, 30465, 442081, 1326243, 2210405, 3978729, 6631215, 19893645]

約数ペア:

[(1, 19893645), (3, 6631215), (5, 3978729), (9, 2210405), (15, 1326243), (45, 442081), (653, 30465), (677, 29385), (1959, 10155), (2031, 9795), (3265, 6093), (3385, 5877)]