19215636

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{977}}^1$

素因数の和:1144

約数の個数: 48

約数和(自身を含む): 49291200

約数和(自身を除く): 30075564

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 149, 298, 447, 596, 894, 977, 1639, 1788, 1954, 2931, 3278, 3908, 4917, 5862, 6556, 9834, 10747, 11724, 19668, 21494, 32241, 42988, 64482, 128964, 145573, 291146, 436719, 582292, 873438, 1601303, 1746876, 3202606, 4803909, 6405212, 9607818, 19215636]

約数ペア:

[(1, 19215636), (2, 9607818), (3, 6405212), (4, 4803909), (6, 3202606), (11, 1746876), (12, 1601303), (22, 873438), (33, 582292), (44, 436719), (66, 291146), (132, 145573), (149, 128964), (298, 64482), (447, 42988), (596, 32241), (894, 21494), (977, 19668), (1639, 11724), (1788, 10747), (1954, 9834), (2931, 6556), (3278, 5862), (3908, 4917)]