209120156

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{393083}}^1$

素因数の和:393113

約数の個数: 24

約数和(自身を含む): 440254080

約数和(自身を除く): 231133924

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 393083, 786166, 1572332, 2751581, 5503162, 7468577, 11006324, 14937154, 29874308, 52280039, 104560078, 209120156]

約数ペア:

[(1, 209120156), (2, 104560078), (4, 52280039), (7, 29874308), (14, 14937154), (19, 11006324), (28, 7468577), (38, 5503162), (76, 2751581), (133, 1572332), (266, 786166), (532, 393083)]