20195241385

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{1747}}^1\times {\mathrm{2081}}^1$

素因数の和:3945

約数の個数: 32

約数和(自身を含む): 26727283584

約数和(自身を除く): 6532042199

約数列:

[1, 5, 11, 55, 101, 505, 1111, 1747, 2081, 5555, 8735, 10405, 19217, 22891, 96085, 114455, 176447, 210181, 882235, 1050905, 1940917, 2311991, 3635507, 9704585, 11559955, 18177535, 39990577, 199952885, 367186207, 1835931035, 4039048277, 20195241385]

約数ペア:

[(1, 20195241385), (5, 4039048277), (11, 1835931035), (55, 367186207), (101, 199952885), (505, 39990577), (1111, 18177535), (1747, 11559955), (2081, 9704585), (5555, 3635507), (8735, 2311991), (10405, 1940917), (19217, 1050905), (22891, 882235), (96085, 210181), (114455, 176447)]