20201085

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23627}}^1$

素因数の和:23657

約数の個数: 24

約数和(自身を含む): 36859680

約数和(自身を除く): 16658595

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 855, 23627, 70881, 118135, 212643, 354405, 448913, 1063215, 1346739, 2244565, 4040217, 6733695, 20201085]

約数ペア:

[(1, 20201085), (3, 6733695), (5, 4040217), (9, 2244565), (15, 1346739), (19, 1063215), (45, 448913), (57, 354405), (95, 212643), (171, 118135), (285, 70881), (855, 23627)]