19305231

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{163}}^1$

素因数の和:311

約数の個数: 32

約数和(自身を含む): 29315328

約数和(自身を除く): 10010097

約数列:

[1, 3, 11, 33, 37, 97, 111, 163, 291, 407, 489, 1067, 1221, 1793, 3201, 3589, 5379, 6031, 10767, 15811, 18093, 39479, 47433, 66341, 118437, 173921, 199023, 521763, 585007, 1755021, 6435077, 19305231]

約数ペア:

[(1, 19305231), (3, 6435077), (11, 1755021), (33, 585007), (37, 521763), (97, 199023), (111, 173921), (163, 118437), (291, 66341), (407, 47433), (489, 39479), (1067, 18093), (1221, 15811), (1793, 10767), (3201, 6031), (3589, 5379)]