20494773

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{3727}}^1$

素因数の和:3793

約数の個数: 24

約数和(自身を含む): 32567808

約数和(自身を除く): 12073035

約数列:

[1, 3, 9, 13, 39, 47, 117, 141, 423, 611, 1833, 3727, 5499, 11181, 33543, 48451, 145353, 175169, 436059, 525507, 1576521, 2277197, 6831591, 20494773]

約数ペア:

[(1, 20494773), (3, 6831591), (9, 2277197), (13, 1576521), (39, 525507), (47, 436059), (117, 175169), (141, 145353), (423, 48451), (611, 33543), (1833, 11181), (3727, 5499)]