19783085

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{419}}^1$

素因数の和:521

約数の個数: 32

約数和(自身を含む): 29030400

約数和(自身を除く): 9247315

約数列:

[1, 5, 7, 19, 35, 71, 95, 133, 355, 419, 497, 665, 1349, 2095, 2485, 2933, 6745, 7961, 9443, 14665, 29749, 39805, 47215, 55727, 148745, 208243, 278635, 565231, 1041215, 2826155, 3956617, 19783085]

約数ペア:

[(1, 19783085), (5, 3956617), (7, 2826155), (19, 1041215), (35, 565231), (71, 278635), (95, 208243), (133, 148745), (355, 55727), (419, 47215), (497, 39805), (665, 29749), (1349, 14665), (2095, 9443), (2485, 7961), (2933, 6745)]