19855206

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{17509}}^1$

素因数の和:17530

約数の個数: 40

約数和(自身を含む): 50849040

約数和(自身を除く): 30993834

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 378, 567, 1134, 17509, 35018, 52527, 105054, 122563, 157581, 245126, 315162, 367689, 472743, 735378, 945486, 1103067, 1418229, 2206134, 2836458, 3309201, 6618402, 9927603, 19855206]

約数ペア:

[(1, 19855206), (2, 9927603), (3, 6618402), (6, 3309201), (7, 2836458), (9, 2206134), (14, 1418229), (18, 1103067), (21, 945486), (27, 735378), (42, 472743), (54, 367689), (63, 315162), (81, 245126), (126, 157581), (162, 122563), (189, 105054), (378, 52527), (567, 35018), (1134, 17509)]