19429473

素因数分解:

$3^1\times 7^1\times {\mathrm{353}}^1\times {\mathrm{2621}}^1$

素因数の和:2984

約数の個数: 16

約数和(自身を含む): 29702016

約数和(自身を除く): 10272543

約数列:

[1, 3, 7, 21, 353, 1059, 2471, 2621, 7413, 7863, 18347, 55041, 925213, 2775639, 6476491, 19429473]

約数ペア:

[(1, 19429473), (3, 6476491), (7, 2775639), (21, 925213), (353, 55041), (1059, 18347), (2471, 7863), (2621, 7413)]