20810361338

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{223}}^1\times {\mathrm{20747}}^1$

素因数の和:21158

約数の個数: 32

約数和(自身を含む): 33964310016

約数和(自身を除く): 13153948678

約数列:

[1, 2, 13, 26, 173, 223, 346, 446, 2249, 2899, 4498, 5798, 20747, 38579, 41494, 77158, 269711, 501527, 539422, 1003054, 3589231, 4626581, 7178462, 9253162, 46660003, 60145553, 93320006, 120291106, 800398513, 1600797026, 10405180669, 20810361338]

約数ペア:

[(1, 20810361338), (2, 10405180669), (13, 1600797026), (26, 800398513), (173, 120291106), (223, 93320006), (346, 60145553), (446, 46660003), (2249, 9253162), (2899, 7178462), (4498, 4626581), (5798, 3589231), (20747, 1003054), (38579, 539422), (41494, 501527), (77158, 269711)]