20350653

素因数分解:

$3^1\times {\mathrm{19}}^3\times {\mathrm{23}}^1\times {\mathrm{43}}^1$

素因数の和:126

約数の個数: 32

約数和(自身を含む): 30581760

約数和(自身を除く): 10231107

約数列:

[1, 3, 19, 23, 43, 57, 69, 129, 361, 437, 817, 989, 1083, 1311, 2451, 2967, 6859, 8303, 15523, 18791, 20577, 24909, 46569, 56373, 157757, 294937, 357029, 473271, 884811, 1071087, 6783551, 20350653]

約数ペア:

[(1, 20350653), (3, 6783551), (19, 1071087), (23, 884811), (43, 473271), (57, 357029), (69, 294937), (129, 157757), (361, 56373), (437, 46569), (817, 24909), (989, 20577), (1083, 18791), (1311, 15523), (2451, 8303), (2967, 6859)]