20527988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{6691}}^1$

素因数の和:6767

約数の個数: 24

約数和(自身を含む): 39348960

約数和(自身を除く): 18820972

約数列:

[1, 2, 4, 13, 26, 52, 59, 118, 236, 767, 1534, 3068, 6691, 13382, 26764, 86983, 173966, 347932, 394769, 789538, 1579076, 5131997, 10263994, 20527988]

約数ペア:

[(1, 20527988), (2, 10263994), (4, 5131997), (13, 1579076), (26, 789538), (52, 394769), (59, 347932), (118, 173966), (236, 86983), (767, 26764), (1534, 13382), (3068, 6691)]