19789236

素因数分解:

$2^2\times 3^2\times {\mathrm{549701}}^1$

素因数の和:549711

約数の個数: 18

約数和(自身を含む): 50022882

約数和(自身を除く): 30233646

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 549701, 1099402, 1649103, 2198804, 3298206, 4947309, 6596412, 9894618, 19789236]

約数ペア:

[(1, 19789236), (2, 9894618), (3, 6596412), (4, 4947309), (6, 3298206), (9, 2198804), (12, 1649103), (18, 1099402), (36, 549701)]