20087957235

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{444473}}^1$

素因数の和:444635

約数の個数: 32

約数和(自身を含む): 33794247168

約数和(自身を除く): 13706289933

約数列:

[1, 3, 5, 15, 23, 69, 115, 131, 345, 393, 655, 1965, 3013, 9039, 15065, 45195, 444473, 1333419, 2222365, 6667095, 10222879, 30668637, 51114395, 58225963, 153343185, 174677889, 291129815, 873389445, 1339197149, 4017591447, 6695985745, 20087957235]

約数ペア:

[(1, 20087957235), (3, 6695985745), (5, 4017591447), (15, 1339197149), (23, 873389445), (69, 291129815), (115, 174677889), (131, 153343185), (345, 58225963), (393, 51114395), (655, 30668637), (1965, 10222879), (3013, 6667095), (9039, 2222365), (15065, 1333419), (45195, 444473)]