20184889728

素因数分解:

$2^7\times 3^1\times {\mathrm{53}}^2\times {\mathrm{18713}}^1$

素因数の和:18836

約数の個数: 96

約数和(自身を含む): 54649745640

約数和(自身を除く): 34464855912

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 53, 64, 96, 106, 128, 159, 192, 212, 318, 384, 424, 636, 848, 1272, 1696, 2544, 2809, 3392, 5088, 5618, 6784, 8427, 10176, 11236, 16854, 18713, 20352, 22472, 33708, 37426, 44944, 56139, 67416, 74852, 89888, 112278, 134832, 149704, 179776, 224556, 269664, 299408, 359552, 449112, 539328, 598816, 898224, 991789, 1078656, 1197632, 1796448, 1983578, 2395264, 2975367, 3592896, 3967156, 5950734, 7185792, 7934312, 11901468, 15868624, 23802936, 31737248, 47605872, 52564817, 63474496, 95211744, 105129634, 126948992, 157694451, 190423488, 210259268, 315388902, 380846976, 420518536, 630777804, 841037072, 1261555608, 1682074144, 2523111216, 3364148288, 5046222432, 6728296576, 10092444864, 20184889728]

約数ペア:

[(1, 20184889728), (2, 10092444864), (3, 6728296576), (4, 5046222432), (6, 3364148288), (8, 2523111216), (12, 1682074144), (16, 1261555608), (24, 841037072), (32, 630777804), (48, 420518536), (53, 380846976), (64, 315388902), (96, 210259268), (106, 190423488), (128, 157694451), (159, 126948992), (192, 105129634), (212, 95211744), (318, 63474496), (384, 52564817), (424, 47605872), (636, 31737248), (848, 23802936), (1272, 15868624), (1696, 11901468), (2544, 7934312), (2809, 7185792), (3392, 5950734), (5088, 3967156), (5618, 3592896), (6784, 2975367), (8427, 2395264), (10176, 1983578), (11236, 1796448), (16854, 1197632), (18713, 1078656), (20352, 991789), (22472, 898224), (33708, 598816), (37426, 539328), (44944, 449112), (56139, 359552), (67416, 299408), (74852, 269664), (89888, 224556), (112278, 179776), (134832, 149704)]