20430864

素因数分解:

$2^4\times 3^2\times {\mathrm{53}}^1\times {\mathrm{2677}}^1$

素因数の和:2744

約数の個数: 60

約数和(自身を含む): 58278636

約数和(自身を除く): 37847772

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 53, 72, 106, 144, 159, 212, 318, 424, 477, 636, 848, 954, 1272, 1908, 2544, 2677, 3816, 5354, 7632, 8031, 10708, 16062, 21416, 24093, 32124, 42832, 48186, 64248, 96372, 128496, 141881, 192744, 283762, 385488, 425643, 567524, 851286, 1135048, 1276929, 1702572, 2270096, 2553858, 3405144, 5107716, 6810288, 10215432, 20430864]

約数ペア:

[(1, 20430864), (2, 10215432), (3, 6810288), (4, 5107716), (6, 3405144), (8, 2553858), (9, 2270096), (12, 1702572), (16, 1276929), (18, 1135048), (24, 851286), (36, 567524), (48, 425643), (53, 385488), (72, 283762), (106, 192744), (144, 141881), (159, 128496), (212, 96372), (318, 64248), (424, 48186), (477, 42832), (636, 32124), (848, 24093), (954, 21416), (1272, 16062), (1908, 10708), (2544, 8031), (2677, 7632), (3816, 5354)]