20079605

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{44131}}^1$

素因数の和:44156

約数の個数: 16

約数和(自身を含む): 29656704

約数和(自身を除く): 9577099

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 44131, 220655, 308917, 573703, 1544585, 2868515, 4015921, 20079605]

約数ペア:

[(1, 20079605), (5, 4015921), (7, 2868515), (13, 1544585), (35, 573703), (65, 308917), (91, 220655), (455, 44131)]