20045337

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{2971}}^1$

素因数の和:3160

約数の個数: 16

約数和(自身を含む): 28959168

約数和(自身を除く): 8913831

約数列:

[1, 3, 13, 39, 173, 519, 2249, 2971, 6747, 8913, 38623, 115869, 513983, 1541949, 6681779, 20045337]

約数ペア:

[(1, 20045337), (3, 6681779), (13, 1541949), (39, 513983), (173, 115869), (519, 38623), (2249, 8913), (2971, 6747)]