18410848

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{283}}^1$

素因数の和:419

約数の個数: 48

約数和(自身を含む): 38646720

約数和(自身を除く): 20235872

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 107, 152, 214, 283, 304, 428, 566, 608, 856, 1132, 1712, 2033, 2264, 3424, 4066, 4528, 5377, 8132, 9056, 10754, 16264, 21508, 30281, 32528, 43016, 60562, 65056, 86032, 121124, 172064, 242248, 484496, 575339, 968992, 1150678, 2301356, 4602712, 9205424, 18410848]

約数ペア:

[(1, 18410848), (2, 9205424), (4, 4602712), (8, 2301356), (16, 1150678), (19, 968992), (32, 575339), (38, 484496), (76, 242248), (107, 172064), (152, 121124), (214, 86032), (283, 65056), (304, 60562), (428, 43016), (566, 32528), (608, 30281), (856, 21508), (1132, 16264), (1712, 10754), (2033, 9056), (2264, 8132), (3424, 5377), (4066, 4528)]