20435922

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{677}}^1$

素因数の和:744

約数の個数: 64

約数和(自身を含む): 50117760

約数和(自身を除く): 29681838

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 43, 54, 78, 86, 117, 129, 234, 258, 351, 387, 559, 677, 702, 774, 1118, 1161, 1354, 1677, 2031, 2322, 3354, 4062, 5031, 6093, 8801, 10062, 12186, 15093, 17602, 18279, 26403, 29111, 30186, 36558, 52806, 58222, 79209, 87333, 158418, 174666, 237627, 261999, 378443, 475254, 523998, 756886, 785997, 1135329, 1571994, 2270658, 3405987, 6811974, 10217961, 20435922]

約数ペア:

[(1, 20435922), (2, 10217961), (3, 6811974), (6, 3405987), (9, 2270658), (13, 1571994), (18, 1135329), (26, 785997), (27, 756886), (39, 523998), (43, 475254), (54, 378443), (78, 261999), (86, 237627), (117, 174666), (129, 158418), (234, 87333), (258, 79209), (351, 58222), (387, 52806), (559, 36558), (677, 30186), (702, 29111), (774, 26403), (1118, 18279), (1161, 17602), (1354, 15093), (1677, 12186), (2031, 10062), (2322, 8801), (3354, 6093), (4062, 5031)]