20976751103

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{2063}}^1$

素因数の和:2244

約数の個数: 64

約数和(自身を含む): 27828928512

約数和(自身を除く): 6852177409

約数列:

[1, 7, 11, 37, 43, 77, 83, 259, 301, 407, 473, 581, 913, 1591, 2063, 2849, 3071, 3311, 3569, 6391, 11137, 14441, 17501, 21497, 22693, 24983, 33781, 39259, 76331, 88709, 122507, 132053, 158851, 171229, 236467, 274813, 534317, 620963, 839641, 924371, 975799, 1198603, 1452583, 1883519, 3282233, 5877487, 6335473, 6830593, 7362847, 10168081, 13184633, 22975631, 36104563, 44348311, 51539929, 69690203, 80991317, 252731941, 272425339, 487831421, 566939219, 1906977373, 2996678729, 20976751103]

約数ペア:

[(1, 20976751103), (7, 2996678729), (11, 1906977373), (37, 566939219), (43, 487831421), (77, 272425339), (83, 252731941), (259, 80991317), (301, 69690203), (407, 51539929), (473, 44348311), (581, 36104563), (913, 22975631), (1591, 13184633), (2063, 10168081), (2849, 7362847), (3071, 6830593), (3311, 6335473), (3569, 5877487), (6391, 3282233), (11137, 1883519), (14441, 1452583), (17501, 1198603), (21497, 975799), (22693, 924371), (24983, 839641), (33781, 620963), (39259, 534317), (76331, 274813), (88709, 236467), (122507, 171229), (132053, 158851)]