20836587

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{6473}}^1$

素因数の和:6542

約数の個数: 16

約数和(自身を含む): 29521440

約数和(自身を除く): 8684853

約数列:

[1, 3, 29, 37, 87, 111, 1073, 3219, 6473, 19419, 187717, 239501, 563151, 718503, 6945529, 20836587]

約数ペア:

[(1, 20836587), (3, 6945529), (29, 718503), (37, 563151), (87, 239501), (111, 187717), (1073, 19419), (3219, 6473)]