20941654

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{317}}^1$

素因数の和:432

約数の個数: 32

約数和(自身を含む): 35030880

約数和(自身を除く): 14089226

約数列:

[1, 2, 17, 29, 34, 58, 67, 134, 317, 493, 634, 986, 1139, 1943, 2278, 3886, 5389, 9193, 10778, 18386, 21239, 33031, 42478, 66062, 156281, 312562, 361063, 615931, 722126, 1231862, 10470827, 20941654]

約数ペア:

[(1, 20941654), (2, 10470827), (17, 1231862), (29, 722126), (34, 615931), (58, 361063), (67, 312562), (134, 156281), (317, 66062), (493, 42478), (634, 33031), (986, 21239), (1139, 18386), (1943, 10778), (2278, 9193), (3886, 5389)]