20451636153

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{673}}^1\times {\mathrm{259733}}^1$

素因数の和:260425

約数の個数: 24

約数和(自身を含む): 31861050312

約数和(自身を除く): 11409414159

約数列:

[1, 3, 9, 13, 39, 117, 673, 2019, 6057, 8749, 26247, 78741, 259733, 779199, 2337597, 3376529, 10129587, 30388761, 174800309, 524400927, 1573202781, 2272404017, 6817212051, 20451636153]

約数ペア:

[(1, 20451636153), (3, 6817212051), (9, 2272404017), (13, 1573202781), (39, 524400927), (117, 174800309), (673, 30388761), (2019, 10129587), (6057, 3376529), (8749, 2337597), (26247, 779199), (78741, 259733)]