19202854

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{383}}^1$

素因数の和:492

約数の個数: 32

約数和(自身を含む): 32845824

約数和(自身を除く): 13642970

約数列:

[1, 2, 11, 22, 43, 53, 86, 106, 383, 473, 583, 766, 946, 1166, 2279, 4213, 4558, 8426, 16469, 20299, 25069, 32938, 40598, 50138, 181159, 223289, 362318, 446578, 872857, 1745714, 9601427, 19202854]

約数ペア:

[(1, 19202854), (2, 9601427), (11, 1745714), (22, 872857), (43, 446578), (53, 362318), (86, 223289), (106, 181159), (383, 50138), (473, 40598), (583, 32938), (766, 25069), (946, 20299), (1166, 16469), (2279, 8426), (4213, 4558)]