19042335

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{757}}^1$

素因数の和:824

約数の個数: 48

約数和(自身を含む): 36420384

約数和(自身を除く): 17378049

約数列:

[1, 3, 5, 9, 13, 15, 39, 43, 45, 65, 117, 129, 195, 215, 387, 559, 585, 645, 757, 1677, 1935, 2271, 2795, 3785, 5031, 6813, 8385, 9841, 11355, 25155, 29523, 32551, 34065, 49205, 88569, 97653, 147615, 162755, 292959, 423163, 442845, 488265, 1269489, 1464795, 2115815, 3808467, 6347445, 19042335]

約数ペア:

[(1, 19042335), (3, 6347445), (5, 3808467), (9, 2115815), (13, 1464795), (15, 1269489), (39, 488265), (43, 442845), (45, 423163), (65, 292959), (117, 162755), (129, 147615), (195, 97653), (215, 88569), (387, 49205), (559, 34065), (585, 32551), (645, 29523), (757, 25155), (1677, 11355), (1935, 9841), (2271, 8385), (2795, 6813), (3785, 5031)]