20666472

素因数分解:

$2^3\times 3^1\times {\mathrm{919}}^1\times {\mathrm{937}}^1$

素因数の和:1865

約数の個数: 32

約数和(自身を含む): 51777600

約数和(自身を除く): 31111128

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 919, 937, 1838, 1874, 2757, 2811, 3676, 3748, 5514, 5622, 7352, 7496, 11028, 11244, 22056, 22488, 861103, 1722206, 2583309, 3444412, 5166618, 6888824, 10333236, 20666472]

約数ペア:

[(1, 20666472), (2, 10333236), (3, 6888824), (4, 5166618), (6, 3444412), (8, 2583309), (12, 1722206), (24, 861103), (919, 22488), (937, 22056), (1838, 11244), (1874, 11028), (2757, 7496), (2811, 7352), (3676, 5622), (3748, 5514)]