20098206

素因数分解:

$2^1\times 3^4\times {\mathrm{97}}^1\times {\mathrm{1279}}^1$

素因数の和:1390

約数の個数: 40

約数和(自身を含む): 45534720

約数和(自身を除く): 25436514

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 97, 162, 194, 291, 582, 873, 1279, 1746, 2558, 2619, 3837, 5238, 7674, 7857, 11511, 15714, 23022, 34533, 69066, 103599, 124063, 207198, 248126, 372189, 744378, 1116567, 2233134, 3349701, 6699402, 10049103, 20098206]

約数ペア:

[(1, 20098206), (2, 10049103), (3, 6699402), (6, 3349701), (9, 2233134), (18, 1116567), (27, 744378), (54, 372189), (81, 248126), (97, 207198), (162, 124063), (194, 103599), (291, 69066), (582, 34533), (873, 23022), (1279, 15714), (1746, 11511), (2558, 7857), (2619, 7674), (3837, 5238)]