20883216

素因数分解:

$2^4\times 3^1\times {\mathrm{337}}^1\times {\mathrm{1291}}^1$

素因数の和:1639

約数の個数: 40

約数和(自身を含む): 54150304

約数和(自身を除く): 33267088

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 337, 674, 1011, 1291, 1348, 2022, 2582, 2696, 3873, 4044, 5164, 5392, 7746, 8088, 10328, 15492, 16176, 20656, 30984, 61968, 435067, 870134, 1305201, 1740268, 2610402, 3480536, 5220804, 6961072, 10441608, 20883216]

約数ペア:

[(1, 20883216), (2, 10441608), (3, 6961072), (4, 5220804), (6, 3480536), (8, 2610402), (12, 1740268), (16, 1305201), (24, 870134), (48, 435067), (337, 61968), (674, 30984), (1011, 20656), (1291, 16176), (1348, 15492), (2022, 10328), (2582, 8088), (2696, 7746), (3873, 5392), (4044, 5164)]