20343588909

素因数分解:

$3^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{733}}^1\times {\mathrm{3329}}^1$

素因数の和:4469

約数の個数: 32

約数和(自身を含む): 31129585920

約数和(自身を除く): 10785997011

約数列:

[1, 3, 7, 21, 397, 733, 1191, 2199, 2779, 3329, 5131, 8337, 9987, 15393, 23303, 69909, 291001, 873003, 1321613, 2037007, 2440157, 3964839, 6111021, 7320471, 9251291, 17081099, 27753873, 51243297, 968742329, 2906226987, 6781196303, 20343588909]

約数ペア:

[(1, 20343588909), (3, 6781196303), (7, 2906226987), (21, 968742329), (397, 51243297), (733, 27753873), (1191, 17081099), (2199, 9251291), (2779, 7320471), (3329, 6111021), (5131, 3964839), (8337, 2440157), (9987, 2037007), (15393, 1321613), (23303, 873003), (69909, 291001)]