18487368

素因数分解:

$2^3\times 3^2\times {\mathrm{433}}^1\times {\mathrm{593}}^1$

素因数の和:1038

約数の個数: 48

約数和(自身を含む): 50270220

約数和(自身を除く): 31782852

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 433, 593, 866, 1186, 1299, 1732, 1779, 2372, 2598, 3464, 3558, 3897, 4744, 5196, 5337, 7116, 7794, 10392, 10674, 14232, 15588, 21348, 31176, 42696, 256769, 513538, 770307, 1027076, 1540614, 2054152, 2310921, 3081228, 4621842, 6162456, 9243684, 18487368]

約数ペア:

[(1, 18487368), (2, 9243684), (3, 6162456), (4, 4621842), (6, 3081228), (8, 2310921), (9, 2054152), (12, 1540614), (18, 1027076), (24, 770307), (36, 513538), (72, 256769), (433, 42696), (593, 31176), (866, 21348), (1186, 15588), (1299, 14232), (1732, 10674), (1779, 10392), (2372, 7794), (2598, 7116), (3464, 5337), (3558, 5196), (3897, 4744)]