668390626

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{311}}^1\times {\mathrm{2459}}^1$

素因数の和:2814

約数の個数: 32

約数和(自身を含む): 1105228800

約数和(自身を除く): 436838174

約数列:

[1, 2, 19, 23, 38, 46, 311, 437, 622, 874, 2459, 4918, 5909, 7153, 11818, 14306, 46721, 56557, 93442, 113114, 135907, 271814, 764749, 1074583, 1529498, 2149166, 14530231, 17589227, 29060462, 35178454, 334195313, 668390626]

約数ペア:

[(1, 668390626), (2, 334195313), (19, 35178454), (23, 29060462), (38, 17589227), (46, 14530231), (311, 2149166), (437, 1529498), (622, 1074583), (874, 764749), (2459, 271814), (4918, 135907), (5909, 113114), (7153, 93442), (11818, 56557), (14306, 46721)]