20456445298

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{271}}^1\times {\mathrm{16561}}^1$

素因数の和:16930

約数の個数: 32

約数和(自身を含む): 32110670592

約数和(自身を除く): 11654225294

約数列:

[1, 2, 43, 53, 86, 106, 271, 542, 2279, 4558, 11653, 14363, 16561, 23306, 28726, 33122, 617609, 712123, 877733, 1235218, 1424246, 1755466, 4488031, 8976062, 37742519, 75485038, 192985333, 237865643, 385970666, 475731286, 10228222649, 20456445298]

約数ペア:

[(1, 20456445298), (2, 10228222649), (43, 475731286), (53, 385970666), (86, 237865643), (106, 192985333), (271, 75485038), (542, 37742519), (2279, 8976062), (4558, 4488031), (11653, 1755466), (14363, 1424246), (16561, 1235218), (23306, 877733), (28726, 712123), (33122, 617609)]