20294876

素因数分解:

$2^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{9929}}^1$

素因数の和:10013

約数の個数: 24

約数和(自身を含む): 41149920

約数和(自身を除く): 20855044

約数列:

[1, 2, 4, 7, 14, 28, 73, 146, 292, 511, 1022, 2044, 9929, 19858, 39716, 69503, 139006, 278012, 724817, 1449634, 2899268, 5073719, 10147438, 20294876]

約数ペア:

[(1, 20294876), (2, 10147438), (4, 5073719), (7, 2899268), (14, 1449634), (28, 724817), (73, 278012), (146, 139006), (292, 69503), (511, 39716), (1022, 19858), (2044, 9929)]