20984406

素因数分解:

$2^1\times 3^1\times {\mathrm{191}}^1\times {\mathrm{18311}}^1$

素因数の和:18507

約数の個数: 16

約数和(自身を含む): 42190848

約数和(自身を除く): 21206442

約数列:

[1, 2, 3, 6, 191, 382, 573, 1146, 18311, 36622, 54933, 109866, 3497401, 6994802, 10492203, 20984406]

約数ペア:

[(1, 20984406), (2, 10492203), (3, 6994802), (6, 3497401), (191, 109866), (382, 54933), (573, 36622), (1146, 18311)]