20732558

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{2207}}^1$

素因数の和:2288

約数の個数: 32

約数和(自身を含む): 39426048

約数和(自身を除く): 18693490

約数列:

[1, 2, 7, 11, 14, 22, 61, 77, 122, 154, 427, 671, 854, 1342, 2207, 4414, 4697, 9394, 15449, 24277, 30898, 48554, 134627, 169939, 269254, 339878, 942389, 1480897, 1884778, 2961794, 10366279, 20732558]

約数ペア:

[(1, 20732558), (2, 10366279), (7, 2961794), (11, 1884778), (14, 1480897), (22, 942389), (61, 339878), (77, 269254), (122, 169939), (154, 134627), (427, 48554), (671, 30898), (854, 24277), (1342, 15449), (2207, 9394), (4414, 4697)]