23011090

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1\times {\mathrm{431}}^1$

素因数の和:738

約数の個数: 32

約数和(自身を含む): 43856640

約数和(自身を除く): 20845550

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 281, 431, 562, 862, 1405, 2155, 2810, 4310, 5339, 8189, 10678, 16378, 26695, 40945, 53390, 81890, 121111, 242222, 605555, 1211110, 2301109, 4602218, 11505545, 23011090]

約数ペア:

[(1, 23011090), (2, 11505545), (5, 4602218), (10, 2301109), (19, 1211110), (38, 605555), (95, 242222), (190, 121111), (281, 81890), (431, 53390), (562, 40945), (862, 26695), (1405, 16378), (2155, 10678), (2810, 8189), (4310, 5339)]