20355156

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{29759}}^1$

素因数の和:29788

約数の個数: 36

約数和(自身を含む): 54163200

約数和(自身を除く): 33808044

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 29759, 59518, 89277, 119036, 178554, 267831, 357108, 535662, 565421, 1071324, 1130842, 1696263, 2261684, 3392526, 5088789, 6785052, 10177578, 20355156]

約数ペア:

[(1, 20355156), (2, 10177578), (3, 6785052), (4, 5088789), (6, 3392526), (9, 2261684), (12, 1696263), (18, 1130842), (19, 1071324), (36, 565421), (38, 535662), (57, 357108), (76, 267831), (114, 178554), (171, 119036), (228, 89277), (342, 59518), (684, 29759)]