2019955563

素因数分解:

$3^4\times {\mathrm{157}}^1\times {\mathrm{193}}^1\times {\mathrm{823}}^1$

素因数の和:1185

約数の個数: 40

約数和(自身を含む): 3056127008

約数和(自身を除く): 1036171445

約数列:

[1, 3, 9, 27, 81, 157, 193, 471, 579, 823, 1413, 1737, 2469, 4239, 5211, 7407, 12717, 15633, 22221, 30301, 66663, 90903, 129211, 158839, 272709, 387633, 476517, 818127, 1162899, 1429551, 2454381, 3488697, 4288653, 10466091, 12865959, 24937723, 74813169, 224439507, 673318521, 2019955563]

約数ペア:

[(1, 2019955563), (3, 673318521), (9, 224439507), (27, 74813169), (81, 24937723), (157, 12865959), (193, 10466091), (471, 4288653), (579, 3488697), (823, 2454381), (1413, 1429551), (1737, 1162899), (2469, 818127), (4239, 476517), (5211, 387633), (7407, 272709), (12717, 158839), (15633, 129211), (22221, 90903), (30301, 66663)]