20500788

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{2017}}^1$

素因数の和:2053

約数の個数: 72

約数和(自身を含む): 60120256

約数和(自身を除く): 39619468

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 77, 84, 121, 132, 154, 231, 242, 308, 363, 462, 484, 726, 847, 924, 1452, 1694, 2017, 2541, 3388, 4034, 5082, 6051, 8068, 10164, 12102, 14119, 22187, 24204, 28238, 42357, 44374, 56476, 66561, 84714, 88748, 133122, 155309, 169428, 244057, 266244, 310618, 465927, 488114, 621236, 732171, 931854, 976228, 1464342, 1708399, 1863708, 2928684, 3416798, 5125197, 6833596, 10250394, 20500788]

約数ペア:

[(1, 20500788), (2, 10250394), (3, 6833596), (4, 5125197), (6, 3416798), (7, 2928684), (11, 1863708), (12, 1708399), (14, 1464342), (21, 976228), (22, 931854), (28, 732171), (33, 621236), (42, 488114), (44, 465927), (66, 310618), (77, 266244), (84, 244057), (121, 169428), (132, 155309), (154, 133122), (231, 88748), (242, 84714), (308, 66561), (363, 56476), (462, 44374), (484, 42357), (726, 28238), (847, 24204), (924, 22187), (1452, 14119), (1694, 12102), (2017, 10164), (2541, 8068), (3388, 6051), (4034, 5082)]