39978202

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{491}}^1\times {\mathrm{3701}}^1$

素因数の和:4205

約数の個数: 16

約数和(自身を含む): 65569824

約数和(自身を除く): 25591622

約数列:

[1, 2, 11, 22, 491, 982, 3701, 5401, 7402, 10802, 40711, 81422, 1817191, 3634382, 19989101, 39978202]

約数ペア:

[(1, 39978202), (2, 19989101), (11, 3634382), (22, 1817191), (491, 81422), (982, 40711), (3701, 10802), (5401, 7402)]