20809901248

素因数分解:

$2^6\times {\mathrm{131}}^1\times {\mathrm{2482097}}^1$

素因数の和:2482240

約数の個数: 28

約数和(自身を含む): 41609890872

約数和(自身を除く): 20799989624

約数列:

[1, 2, 4, 8, 16, 32, 64, 131, 262, 524, 1048, 2096, 4192, 8384, 2482097, 4964194, 9928388, 19856776, 39713552, 79427104, 158854208, 325154707, 650309414, 1300618828, 2601237656, 5202475312, 10404950624, 20809901248]

約数ペア:

[(1, 20809901248), (2, 10404950624), (4, 5202475312), (8, 2601237656), (16, 1300618828), (32, 650309414), (64, 325154707), (131, 158854208), (262, 79427104), (524, 39713552), (1048, 19856776), (2096, 9928388), (4192, 4964194), (8384, 2482097)]