20620742

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{2347}}^1$

素因数の和:2563

約数の個数: 16

約数和(自身を含む): 32458752

約数和(自身を除く): 11838010

約数列:

[1, 2, 23, 46, 191, 382, 2347, 4393, 4694, 8786, 53981, 107962, 448277, 896554, 10310371, 20620742]

約数ペア:

[(1, 20620742), (2, 10310371), (23, 896554), (46, 448277), (191, 107962), (382, 53981), (2347, 8786), (4393, 4694)]