20854848

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{263}}^1$

素因数の和:344

約数の個数: 112

約数和(自身を含む): 64373760

約数和(自身を除く): 43518912

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 59, 64, 84, 96, 112, 118, 168, 177, 192, 224, 236, 263, 336, 354, 413, 448, 472, 526, 672, 708, 789, 826, 944, 1052, 1239, 1344, 1416, 1578, 1652, 1841, 1888, 2104, 2478, 2832, 3156, 3304, 3682, 3776, 4208, 4956, 5523, 5664, 6312, 6608, 7364, 8416, 9912, 11046, 11328, 12624, 13216, 14728, 15517, 16832, 19824, 22092, 25248, 26432, 29456, 31034, 39648, 44184, 46551, 50496, 58912, 62068, 79296, 88368, 93102, 108619, 117824, 124136, 176736, 186204, 217238, 248272, 325857, 353472, 372408, 434476, 496544, 651714, 744816, 868952, 993088, 1303428, 1489632, 1737904, 2606856, 2979264, 3475808, 5213712, 6951616, 10427424, 20854848]

約数ペア:

[(1, 20854848), (2, 10427424), (3, 6951616), (4, 5213712), (6, 3475808), (7, 2979264), (8, 2606856), (12, 1737904), (14, 1489632), (16, 1303428), (21, 993088), (24, 868952), (28, 744816), (32, 651714), (42, 496544), (48, 434476), (56, 372408), (59, 353472), (64, 325857), (84, 248272), (96, 217238), (112, 186204), (118, 176736), (168, 124136), (177, 117824), (192, 108619), (224, 93102), (236, 88368), (263, 79296), (336, 62068), (354, 58912), (413, 50496), (448, 46551), (472, 44184), (526, 39648), (672, 31034), (708, 29456), (789, 26432), (826, 25248), (944, 22092), (1052, 19824), (1239, 16832), (1344, 15517), (1416, 14728), (1578, 13216), (1652, 12624), (1841, 11328), (1888, 11046), (2104, 9912), (2478, 8416), (2832, 7364), (3156, 6608), (3304, 6312), (3682, 5664), (3776, 5523), (4208, 4956)]