20404035

素因数分解:

$3^3\times 5^1\times {\mathrm{151141}}^1$

素因数の和:151155

約数の個数: 16

約数和(自身を含む): 36274080

約数和(自身を除く): 15870045

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 151141, 453423, 755705, 1360269, 2267115, 4080807, 6801345, 20404035]

約数ペア:

[(1, 20404035), (3, 6801345), (5, 4080807), (9, 2267115), (15, 1360269), (27, 755705), (45, 453423), (135, 151141)]