20106254847

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{509}}^1\times {\mathrm{35491}}^1$

素因数の和:36063

約数の個数: 32

約数和(自身を含む): 31278389760

約数和(自身を除く): 11172134913

約数列:

[1, 3, 7, 21, 53, 159, 371, 509, 1113, 1527, 3563, 10689, 26977, 35491, 80931, 106473, 188839, 248437, 566517, 745311, 1881023, 5643069, 13167161, 18064919, 39501483, 54194757, 126454433, 379363299, 957440707, 2872322121, 6702084949, 20106254847]

約数ペア:

[(1, 20106254847), (3, 6702084949), (7, 2872322121), (21, 957440707), (53, 379363299), (159, 126454433), (371, 54194757), (509, 39501483), (1113, 18064919), (1527, 13167161), (3563, 5643069), (10689, 1881023), (26977, 745311), (35491, 566517), (80931, 248437), (106473, 188839)]