19723782

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{252869}}^1$

素因数の和:252887

約数の個数: 16

約数和(自身を含む): 42482160

約数和(自身を除く): 22758378

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 252869, 505738, 758607, 1517214, 3287297, 6574594, 9861891, 19723782]

約数ペア:

[(1, 19723782), (2, 9861891), (3, 6574594), (6, 3287297), (13, 1517214), (26, 758607), (39, 505738), (78, 252869)]