20015946

素因数分解:

$2^1\times 3^2\times {\mathrm{397}}^1\times {\mathrm{2801}}^1$

素因数の和:3206

約数の個数: 24

約数和(自身を含む): 43492644

約数和(自身を除く): 23476698

約数列:

[1, 2, 3, 6, 9, 18, 397, 794, 1191, 2382, 2801, 3573, 5602, 7146, 8403, 16806, 25209, 50418, 1111997, 2223994, 3335991, 6671982, 10007973, 20015946]

約数ペア:

[(1, 20015946), (2, 10007973), (3, 6671982), (6, 3335991), (9, 2223994), (18, 1111997), (397, 50418), (794, 25209), (1191, 16806), (2382, 8403), (2801, 7146), (3573, 5602)]