20216508

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{129593}}^1$

素因数の和:129613

約数の個数: 24

約数和(自身を含む): 50800848

約数和(自身を除く): 30584340

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 129593, 259186, 388779, 518372, 777558, 1555116, 1684709, 3369418, 5054127, 6738836, 10108254, 20216508]

約数ペア:

[(1, 20216508), (2, 10108254), (3, 6738836), (4, 5054127), (6, 3369418), (12, 1684709), (13, 1555116), (26, 777558), (39, 518372), (52, 388779), (78, 259186), (156, 129593)]