20849207078

素因数分解:

$2^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{2563217}}^1$

素因数の和:2563316

約数の個数: 24

約数和(自身を含む): 36818063352

約数和(自身を除く): 15968856274

約数列:

[1, 2, 7, 14, 49, 83, 98, 166, 581, 1162, 4067, 8134, 2563217, 5126434, 17942519, 35885038, 125597633, 212747011, 251195266, 425494022, 1489229077, 2978458154, 10424603539, 20849207078]

約数ペア:

[(1, 20849207078), (2, 10424603539), (7, 2978458154), (14, 1489229077), (49, 425494022), (83, 251195266), (98, 212747011), (166, 125597633), (581, 35885038), (1162, 17942519), (4067, 5126434), (8134, 2563217)]