19219060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{137279}}^1$

素因数の和:137295

約数の個数: 24

約数和(自身を含む): 46126080

約数和(自身を除く): 26907020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 137279, 274558, 549116, 686395, 960953, 1372790, 1921906, 2745580, 3843812, 4804765, 9609530, 19219060]

約数ペア:

[(1, 19219060), (2, 9609530), (4, 4804765), (5, 3843812), (7, 2745580), (10, 1921906), (14, 1372790), (20, 960953), (28, 686395), (35, 549116), (70, 274558), (140, 137279)]