20195615

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{2803}}^1$

素因数の和:2950

約数の個数: 16

約数和(自身を含む): 26649216

約数和(自身を除く): 6453601

約数列:

[1, 5, 11, 55, 131, 655, 1441, 2803, 7205, 14015, 30833, 154165, 367193, 1835965, 4039123, 20195615]

約数ペア:

[(1, 20195615), (5, 4039123), (11, 1835965), (55, 367193), (131, 154165), (655, 30833), (1441, 14015), (2803, 7205)]