20089816

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{1013}}^1$

素因数の和:1123

約数の個数: 32

約数和(自身を含む): 39302640

約数和(自身を除く): 19212824

約数列:

[1, 2, 4, 8, 37, 67, 74, 134, 148, 268, 296, 536, 1013, 2026, 2479, 4052, 4958, 8104, 9916, 19832, 37481, 67871, 74962, 135742, 149924, 271484, 299848, 542968, 2511227, 5022454, 10044908, 20089816]

約数ペア:

[(1, 20089816), (2, 10044908), (4, 5022454), (8, 2511227), (37, 542968), (67, 299848), (74, 271484), (134, 149924), (148, 135742), (268, 74962), (296, 67871), (536, 37481), (1013, 19832), (2026, 9916), (2479, 8104), (4052, 4958)]