20997612

素因数分解:

$2^2\times 3^2\times {\mathrm{583267}}^1$

素因数の和:583277

約数の個数: 18

約数和(自身を含む): 53077388

約数和(自身を除く): 32079776

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 583267, 1166534, 1749801, 2333068, 3499602, 5249403, 6999204, 10498806, 20997612]

約数ペア:

[(1, 20997612), (2, 10498806), (3, 6999204), (4, 5249403), (6, 3499602), (9, 2333068), (12, 1749801), (18, 1166534), (36, 583267)]