20416344

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{65437}}^1$

素因数の和:65459

約数の個数: 32

約数和(自身を含む): 54967920

約数和(自身を除く): 34551576

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 65437, 130874, 196311, 261748, 392622, 523496, 785244, 850681, 1570488, 1701362, 2552043, 3402724, 5104086, 6805448, 10208172, 20416344]

約数ペア:

[(1, 20416344), (2, 10208172), (3, 6805448), (4, 5104086), (6, 3402724), (8, 2552043), (12, 1701362), (13, 1570488), (24, 850681), (26, 785244), (39, 523496), (52, 392622), (78, 261748), (104, 196311), (156, 130874), (312, 65437)]