20124654867

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{441127}}^1$

素因数の和:441307

約数の個数: 24

約数和(自身を含む): 30072578016

約数和(自身を除く): 9947923149

約数列:

[1, 3, 9, 37, 111, 137, 333, 411, 1233, 5069, 15207, 45621, 441127, 1323381, 3970143, 16321699, 48965097, 60434399, 146895291, 181303197, 543909591, 2236072763, 6708218289, 20124654867]

約数ペア:

[(1, 20124654867), (3, 6708218289), (9, 2236072763), (37, 543909591), (111, 181303197), (137, 146895291), (333, 60434399), (411, 48965097), (1233, 16321699), (5069, 3970143), (15207, 1323381), (45621, 441127)]