19690458

素因数分解:

$2^1\times 3^1\times {\mathrm{977}}^1\times {\mathrm{3359}}^1$

素因数の和:4341

約数の個数: 16

約数和(自身を含む): 39432960

約数和(自身を除く): 19742502

約数列:

[1, 2, 3, 6, 977, 1954, 2931, 3359, 5862, 6718, 10077, 20154, 3281743, 6563486, 9845229, 19690458]

約数ペア:

[(1, 19690458), (2, 9845229), (3, 6563486), (6, 3281743), (977, 20154), (1954, 10077), (2931, 6718), (3359, 5862)]