19890564

素因数分解:

$2^2\times 3^1\times {\mathrm{163}}^1\times {\mathrm{10169}}^1$

素因数の和:10339

約数の個数: 24

約数和(自身を含む): 46700640

約数和(自身を除く): 26810076

約数列:

[1, 2, 3, 4, 6, 12, 163, 326, 489, 652, 978, 1956, 10169, 20338, 30507, 40676, 61014, 122028, 1657547, 3315094, 4972641, 6630188, 9945282, 19890564]

約数ペア:

[(1, 19890564), (2, 9945282), (3, 6630188), (4, 4972641), (6, 3315094), (12, 1657547), (163, 122028), (326, 61014), (489, 40676), (652, 30507), (978, 20338), (1956, 10169)]