20203662416

素因数分解:

$2^4\times 7^1\times {\mathrm{911}}^1\times {\mathrm{198013}}^1$

素因数の和:198939

約数の個数: 40

約数和(自身を含む): 44786014464

約数和(自身を除く): 24582352048

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 911, 1822, 3644, 6377, 7288, 12754, 14576, 25508, 51016, 102032, 198013, 396026, 792052, 1386091, 1584104, 2772182, 3168208, 5544364, 11088728, 22177456, 180389843, 360779686, 721559372, 1262728901, 1443118744, 2525457802, 2886237488, 5050915604, 10101831208, 20203662416]

約数ペア:

[(1, 20203662416), (2, 10101831208), (4, 5050915604), (7, 2886237488), (8, 2525457802), (14, 1443118744), (16, 1262728901), (28, 721559372), (56, 360779686), (112, 180389843), (911, 22177456), (1822, 11088728), (3644, 5544364), (6377, 3168208), (7288, 2772182), (12754, 1584104), (14576, 1386091), (25508, 792052), (51016, 396026), (102032, 198013)]