20104884

素因数分解:

$2^2\times 3^2\times {\mathrm{558469}}^1$

素因数の和:558479

約数の個数: 18

約数和(自身を含む): 50820770

約数和(自身を除く): 30715886

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 558469, 1116938, 1675407, 2233876, 3350814, 5026221, 6701628, 10052442, 20104884]

約数ペア:

[(1, 20104884), (2, 10052442), (3, 6701628), (4, 5026221), (6, 3350814), (9, 2233876), (12, 1675407), (18, 1116938), (36, 558469)]