18872514

素因数分解:

$2^1\times 3^4\times {\mathrm{97}}^1\times {\mathrm{1201}}^1$

素因数の和:1312

約数の個数: 40

約数和(自身を含む): 42759948

約数和(自身を除く): 23887434

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 97, 162, 194, 291, 582, 873, 1201, 1746, 2402, 2619, 3603, 5238, 7206, 7857, 10809, 15714, 21618, 32427, 64854, 97281, 116497, 194562, 232994, 349491, 698982, 1048473, 2096946, 3145419, 6290838, 9436257, 18872514]

約数ペア:

[(1, 18872514), (2, 9436257), (3, 6290838), (6, 3145419), (9, 2096946), (18, 1048473), (27, 698982), (54, 349491), (81, 232994), (97, 194562), (162, 116497), (194, 97281), (291, 64854), (582, 32427), (873, 21618), (1201, 15714), (1746, 10809), (2402, 7857), (2619, 7206), (3603, 5238)]