20198607

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{239}}^1$

素因数の和:463

約数の個数: 32

約数和(自身を含む): 31933440

約数和(自身を除く): 11734833

約数列:

[1, 3, 11, 13, 33, 39, 143, 197, 239, 429, 591, 717, 2167, 2561, 2629, 3107, 6501, 7683, 7887, 9321, 28171, 34177, 47083, 84513, 102531, 141249, 517913, 612079, 1553739, 1836237, 6732869, 20198607]

約数ペア:

[(1, 20198607), (3, 6732869), (11, 1836237), (13, 1553739), (33, 612079), (39, 517913), (143, 141249), (197, 102531), (239, 84513), (429, 47083), (591, 34177), (717, 28171), (2167, 9321), (2561, 7887), (2629, 7683), (3107, 6501)]