20479249105

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{25440061}}^1$

素因数の和:25440096

約数の個数: 16

約数和(自身を含む): 29306951424

約数和(自身を除く): 8827702319

約数列:

[1, 5, 7, 23, 35, 115, 161, 805, 25440061, 127200305, 178080427, 585121403, 890402135, 2925607015, 4095849821, 20479249105]

約数ペア:

[(1, 20479249105), (5, 4095849821), (7, 2925607015), (23, 890402135), (35, 585121403), (115, 178080427), (161, 127200305), (805, 25440061)]