20117793

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{4363}}^1$

素因数の和:4448

約数の個数: 16

約数和(自身を含む): 28278720

約数和(自身を除く): 8160927

約数列:

[1, 3, 29, 53, 87, 159, 1537, 4363, 4611, 13089, 126527, 231239, 379581, 693717, 6705931, 20117793]

約数ペア:

[(1, 20117793), (3, 6705931), (29, 693717), (53, 379581), (87, 231239), (159, 126527), (1537, 13089), (4363, 4611)]