31486234

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{28163}}^1$

素因数の和:28221

約数の個数: 16

約数和(自身を含む): 52047072

約数和(自身を除く): 20560838

約数列:

[1, 2, 13, 26, 43, 86, 559, 1118, 28163, 56326, 366119, 732238, 1211009, 2422018, 15743117, 31486234]

約数ペア:

[(1, 31486234), (2, 15743117), (13, 2422018), (26, 1211009), (43, 732238), (86, 366119), (559, 56326), (1118, 28163)]