20911836

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{9319}}^1$

素因数の和:9354

約数の個数: 48

約数和(自身を含む): 56367360

約数和(自身を除く): 35455524

約数列:

[1, 2, 3, 4, 6, 11, 12, 17, 22, 33, 34, 44, 51, 66, 68, 102, 132, 187, 204, 374, 561, 748, 1122, 2244, 9319, 18638, 27957, 37276, 55914, 102509, 111828, 158423, 205018, 307527, 316846, 410036, 475269, 615054, 633692, 950538, 1230108, 1742653, 1901076, 3485306, 5227959, 6970612, 10455918, 20911836]

約数ペア:

[(1, 20911836), (2, 10455918), (3, 6970612), (4, 5227959), (6, 3485306), (11, 1901076), (12, 1742653), (17, 1230108), (22, 950538), (33, 633692), (34, 615054), (44, 475269), (51, 410036), (66, 316846), (68, 307527), (102, 205018), (132, 158423), (187, 111828), (204, 102509), (374, 55914), (561, 37276), (748, 27957), (1122, 18638), (2244, 9319)]