20887902

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{55259}}^1$

素因数の和:55277

約数の個数: 32

約数和(自身を含む): 53049600

約数和(自身を除く): 32161698

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 55259, 110518, 165777, 331554, 386813, 497331, 773626, 994662, 1160439, 1491993, 2320878, 2983986, 3481317, 6962634, 10443951, 20887902]

約数ペア:

[(1, 20887902), (2, 10443951), (3, 6962634), (6, 3481317), (7, 2983986), (9, 2320878), (14, 1491993), (18, 1160439), (21, 994662), (27, 773626), (42, 497331), (54, 386813), (63, 331554), (126, 165777), (189, 110518), (378, 55259)]