20930808

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^2\times {\mathrm{61}}^1$

素因数の和:145

約数の個数: 96

約数和(自身を含む): 58322160

約数和(自身を除く): 37391352

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 29, 34, 51, 58, 61, 68, 87, 102, 116, 122, 136, 174, 183, 204, 232, 244, 348, 366, 408, 488, 493, 696, 732, 841, 986, 1037, 1464, 1479, 1682, 1769, 1972, 2074, 2523, 2958, 3111, 3364, 3538, 3944, 4148, 5046, 5307, 5916, 6222, 6728, 7076, 8296, 10092, 10614, 11832, 12444, 14152, 14297, 20184, 21228, 24888, 28594, 30073, 42456, 42891, 51301, 57188, 60146, 85782, 90219, 102602, 114376, 120292, 153903, 171564, 180438, 205204, 240584, 307806, 343128, 360876, 410408, 615612, 721752, 872117, 1231224, 1744234, 2616351, 3488468, 5232702, 6976936, 10465404, 20930808]

約数ペア:

[(1, 20930808), (2, 10465404), (3, 6976936), (4, 5232702), (6, 3488468), (8, 2616351), (12, 1744234), (17, 1231224), (24, 872117), (29, 721752), (34, 615612), (51, 410408), (58, 360876), (61, 343128), (68, 307806), (87, 240584), (102, 205204), (116, 180438), (122, 171564), (136, 153903), (174, 120292), (183, 114376), (204, 102602), (232, 90219), (244, 85782), (348, 60146), (366, 57188), (408, 51301), (488, 42891), (493, 42456), (696, 30073), (732, 28594), (841, 24888), (986, 21228), (1037, 20184), (1464, 14297), (1479, 14152), (1682, 12444), (1769, 11832), (1972, 10614), (2074, 10092), (2523, 8296), (2958, 7076), (3111, 6728), (3364, 6222), (3538, 5916), (3944, 5307), (4148, 5046)]