2019500891

素因数分解:

${\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{389}}^1\times {\mathrm{769}}^1$

素因数の和:1358

約数の個数: 16

約数和(自身を含む): 2087685600

約数和(自身を除く): 68184709

約数列:

[1, 43, 157, 389, 769, 6751, 16727, 33067, 61073, 120733, 299141, 2626139, 5191519, 12863063, 46965137, 2019500891]

約数ペア:

[(1, 2019500891), (43, 46965137), (157, 12863063), (389, 5191519), (769, 2626139), (6751, 299141), (16727, 120733), (33067, 61073)]