20355435

素因数分解:

$3^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1151}}^1$

素因数の和:1296

約数の個数: 32

約数和(自身を含む): 36495360

約数和(自身を除く): 16139925

約数列:

[1, 3, 5, 9, 15, 27, 45, 131, 135, 393, 655, 1151, 1179, 1965, 3453, 3537, 5755, 5895, 10359, 17265, 17685, 31077, 51795, 150781, 155385, 452343, 753905, 1357029, 2261715, 4071087, 6785145, 20355435]

約数ペア:

[(1, 20355435), (3, 6785145), (5, 4071087), (9, 2261715), (15, 1357029), (27, 753905), (45, 452343), (131, 155385), (135, 150781), (393, 51795), (655, 31077), (1151, 17685), (1179, 17265), (1965, 10359), (3453, 5895), (3537, 5755)]