19320938

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{2003}}^1$

素因数の和:2078

約数の個数: 32

約数和(自身を含む): 36360576

約数和(自身を除く): 17039638

約数列:

[1, 2, 7, 13, 14, 26, 53, 91, 106, 182, 371, 689, 742, 1378, 2003, 4006, 4823, 9646, 14021, 26039, 28042, 52078, 106159, 182273, 212318, 364546, 743113, 1380067, 1486226, 2760134, 9660469, 19320938]

約数ペア:

[(1, 19320938), (2, 9660469), (7, 2760134), (13, 1486226), (14, 1380067), (26, 743113), (53, 364546), (91, 212318), (106, 182273), (182, 106159), (371, 52078), (689, 28042), (742, 26039), (1378, 14021), (2003, 9646), (4006, 4823)]