18917343662

素因数分解:

$2^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{149}}^1\times {\mathrm{17747}}^1$

素因数の和:17985

約数の個数: 48

約数和(自身を含む): 33687478800

約数和(自身を除く): 14770135138

約数列:

[1, 2, 7, 14, 49, 73, 98, 146, 149, 298, 511, 1022, 1043, 2086, 3577, 7154, 7301, 10877, 14602, 17747, 21754, 35494, 76139, 124229, 152278, 248458, 532973, 869603, 1065946, 1295531, 1739206, 2591062, 2644303, 5288606, 9068717, 18137434, 18510121, 37020242, 63481019, 126962038, 129570847, 193034119, 259141694, 386068238, 1351238833, 2702477666, 9458671831, 18917343662]

約数ペア:

[(1, 18917343662), (2, 9458671831), (7, 2702477666), (14, 1351238833), (49, 386068238), (73, 259141694), (98, 193034119), (146, 129570847), (149, 126962038), (298, 63481019), (511, 37020242), (1022, 18510121), (1043, 18137434), (2086, 9068717), (3577, 5288606), (7154, 2644303), (7301, 2591062), (10877, 1739206), (14602, 1295531), (17747, 1065946), (21754, 869603), (35494, 532973), (76139, 248458), (124229, 152278)]