18781924

素因数分解:

$2^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{6269}}^1$

素因数の和:6387

約数の個数: 24

約数和(自身を含む): 37920960

約数和(自身を除く): 19139036

約数列:

[1, 2, 4, 7, 14, 28, 107, 214, 428, 749, 1498, 2996, 6269, 12538, 25076, 43883, 87766, 175532, 670783, 1341566, 2683132, 4695481, 9390962, 18781924]

約数ペア:

[(1, 18781924), (2, 9390962), (4, 4695481), (7, 2683132), (14, 1341566), (28, 670783), (107, 175532), (214, 87766), (428, 43883), (749, 25076), (1498, 12538), (2996, 6269)]