19338870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{644629}}^1$

素因数の和:644639

約数の個数: 16

約数和(自身を含む): 46413360

約数和(自身を除く): 27074490

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 644629, 1289258, 1933887, 3223145, 3867774, 6446290, 9669435, 19338870]

約数ペア:

[(1, 19338870), (2, 9669435), (3, 6446290), (5, 3867774), (6, 3223145), (10, 1933887), (15, 1289258), (30, 644629)]