19889038

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{479}}^1\times {\mathrm{1597}}^1$

素因数の和:2091

約数の個数: 16

約数和(自身を含む): 32215680

約数和(自身を除く): 12326642

約数列:

[1, 2, 13, 26, 479, 958, 1597, 3194, 6227, 12454, 20761, 41522, 764963, 1529926, 9944519, 19889038]

約数ペア:

[(1, 19889038), (2, 9944519), (13, 1529926), (26, 764963), (479, 41522), (958, 20761), (1597, 12454), (3194, 6227)]