20255065

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{1979}}^1$

素因数の和:2096

約数の個数: 16

約数和(自身を含む): 25660800

約数和(自身を除く): 5405735

約数列:

[1, 5, 23, 89, 115, 445, 1979, 2047, 9895, 10235, 45517, 176131, 227585, 880655, 4051013, 20255065]

約数ペア:

[(1, 20255065), (5, 4051013), (23, 880655), (89, 227585), (115, 176131), (445, 45517), (1979, 10235), (2047, 9895)]