20713268

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{449}}^1\times {\mathrm{607}}^1$

素因数の和:1079

約数の個数: 24

約数和(自身を含む): 38304000

約数和(自身を除く): 17590732

約数列:

[1, 2, 4, 19, 38, 76, 449, 607, 898, 1214, 1796, 2428, 8531, 11533, 17062, 23066, 34124, 46132, 272543, 545086, 1090172, 5178317, 10356634, 20713268]

約数ペア:

[(1, 20713268), (2, 10356634), (4, 5178317), (19, 1090172), (38, 545086), (76, 272543), (449, 46132), (607, 34124), (898, 23066), (1214, 17062), (1796, 11533), (2428, 8531)]