20785965

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{44701}}^1$

素因数の和:44740

約数の個数: 16

約数和(自身を含む): 34331136

約数和(自身を除く): 13545171

約数列:

[1, 3, 5, 15, 31, 93, 155, 465, 44701, 134103, 223505, 670515, 1385731, 4157193, 6928655, 20785965]

約数ペア:

[(1, 20785965), (3, 6928655), (5, 4157193), (15, 1385731), (31, 670515), (93, 223505), (155, 134103), (465, 44701)]