19309795

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1$

素因数の和:259

約数の個数: 32

約数和(自身を含む): 25977600

約数和(自身を除く): 6667805

約数列:

[1, 5, 19, 29, 43, 95, 145, 163, 215, 551, 815, 817, 1247, 2755, 3097, 4085, 4727, 6235, 7009, 15485, 23635, 23693, 35045, 89813, 118465, 133171, 203261, 449065, 665855, 1016305, 3861959, 19309795]

約数ペア:

[(1, 19309795), (5, 3861959), (19, 1016305), (29, 665855), (43, 449065), (95, 203261), (145, 133171), (163, 118465), (215, 89813), (551, 35045), (815, 23693), (817, 23635), (1247, 15485), (2755, 7009), (3097, 6235), (4085, 4727)]