20808329496

素因数分解:

$2^3\times 3^1\times {\mathrm{401}}^1\times {\mathrm{751}}^1\times {\mathrm{2879}}^1$

素因数の和:4040

約数の個数: 64

約数和(自身を含む): 52238131200

約数和(自身を除く): 31429801704

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 401, 751, 802, 1203, 1502, 1604, 2253, 2406, 2879, 3004, 3208, 4506, 4812, 5758, 6008, 8637, 9012, 9624, 11516, 17274, 18024, 23032, 34548, 69096, 301151, 602302, 903453, 1154479, 1204604, 1806906, 2162129, 2308958, 2409208, 3463437, 3613812, 4324258, 4617916, 6486387, 6926874, 7227624, 8648516, 9235832, 12972774, 13853748, 17297032, 25945548, 27707496, 51891096, 867013729, 1734027458, 2601041187, 3468054916, 5202082374, 6936109832, 10404164748, 20808329496]

約数ペア:

[(1, 20808329496), (2, 10404164748), (3, 6936109832), (4, 5202082374), (6, 3468054916), (8, 2601041187), (12, 1734027458), (24, 867013729), (401, 51891096), (751, 27707496), (802, 25945548), (1203, 17297032), (1502, 13853748), (1604, 12972774), (2253, 9235832), (2406, 8648516), (2879, 7227624), (3004, 6926874), (3208, 6486387), (4506, 4617916), (4812, 4324258), (5758, 3613812), (6008, 3463437), (8637, 2409208), (9012, 2308958), (9624, 2162129), (11516, 1806906), (17274, 1204604), (18024, 1154479), (23032, 903453), (34548, 602302), (69096, 301151)]