20684772

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{19813}}^1$

素因数の和:19852

約数の個数: 36

約数和(自身を含む): 54092220

約数和(自身を除く): 33407448

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 174, 261, 348, 522, 1044, 19813, 39626, 59439, 79252, 118878, 178317, 237756, 356634, 574577, 713268, 1149154, 1723731, 2298308, 3447462, 5171193, 6894924, 10342386, 20684772]

約数ペア:

[(1, 20684772), (2, 10342386), (3, 6894924), (4, 5171193), (6, 3447462), (9, 2298308), (12, 1723731), (18, 1149154), (29, 713268), (36, 574577), (58, 356634), (87, 237756), (116, 178317), (174, 118878), (261, 79252), (348, 59439), (522, 39626), (1044, 19813)]