20691396

素因数分解:

$2^2\times 3^3\times {\mathrm{11}}^1\times {\mathrm{17417}}^1$

素因数の和:17441

約数の個数: 48

約数和(自身を含む): 58524480

約数和(自身を除く): 37833084

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 44, 54, 66, 99, 108, 132, 198, 297, 396, 594, 1188, 17417, 34834, 52251, 69668, 104502, 156753, 191587, 209004, 313506, 383174, 470259, 574761, 627012, 766348, 940518, 1149522, 1724283, 1881036, 2299044, 3448566, 5172849, 6897132, 10345698, 20691396]

約数ペア:

[(1, 20691396), (2, 10345698), (3, 6897132), (4, 5172849), (6, 3448566), (9, 2299044), (11, 1881036), (12, 1724283), (18, 1149522), (22, 940518), (27, 766348), (33, 627012), (36, 574761), (44, 470259), (54, 383174), (66, 313506), (99, 209004), (108, 191587), (132, 156753), (198, 104502), (297, 69668), (396, 52251), (594, 34834), (1188, 17417)]