19477395

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{20611}}^1$

素因数の和:20632

約数の個数: 32

約数和(自身を含む): 39575040

約数和(自身を除く): 20097645

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 20611, 61833, 103055, 144277, 185499, 309165, 432831, 556497, 721385, 927495, 1298493, 2164155, 2782485, 3895479, 6492465, 19477395]

約数ペア:

[(1, 19477395), (3, 6492465), (5, 3895479), (7, 2782485), (9, 2164155), (15, 1298493), (21, 927495), (27, 721385), (35, 556497), (45, 432831), (63, 309165), (105, 185499), (135, 144277), (189, 103055), (315, 61833), (945, 20611)]