19758172

素因数分解:

$2^2\times 7^3\times {\mathrm{14401}}^1$

素因数の和:14426

約数の個数: 24

約数和(自身を含む): 40325600

約数和(自身を除く): 20567428

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 686, 1372, 14401, 28802, 57604, 100807, 201614, 403228, 705649, 1411298, 2822596, 4939543, 9879086, 19758172]

約数ペア:

[(1, 19758172), (2, 9879086), (4, 4939543), (7, 2822596), (14, 1411298), (28, 705649), (49, 403228), (98, 201614), (196, 100807), (343, 57604), (686, 28802), (1372, 14401)]