18246623985

素因数分解:

$3^2\times 5^1\times {\mathrm{991}}^1\times {\mathrm{409163}}^1$

素因数の和:410165

約数の個数: 24

約数和(自身を含む): 31659473664

約数和(自身を除く): 13412849679

約数列:

[1, 3, 5, 9, 15, 45, 991, 2973, 4955, 8919, 14865, 44595, 409163, 1227489, 2045815, 3682467, 6137445, 18412335, 405480533, 1216441599, 2027402665, 3649324797, 6082207995, 18246623985]

約数ペア:

[(1, 18246623985), (3, 6082207995), (5, 3649324797), (9, 2027402665), (15, 1216441599), (45, 405480533), (991, 18412335), (2973, 6137445), (4955, 3682467), (8919, 2045815), (14865, 1227489), (44595, 409163)]