20612928

素因数分解:

$2^6\times 3^1\times 7^3\times {\mathrm{313}}^1$

素因数の和:349

約数の個数: 112

約数和(自身を含む): 63804800

約数和(自身を除く): 43191872

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 64, 84, 96, 98, 112, 147, 168, 192, 196, 224, 294, 313, 336, 343, 392, 448, 588, 626, 672, 686, 784, 939, 1029, 1176, 1252, 1344, 1372, 1568, 1878, 2058, 2191, 2352, 2504, 2744, 3136, 3756, 4116, 4382, 4704, 5008, 5488, 6573, 7512, 8232, 8764, 9408, 10016, 10976, 13146, 15024, 15337, 16464, 17528, 20032, 21952, 26292, 30048, 30674, 32928, 35056, 46011, 52584, 60096, 61348, 65856, 70112, 92022, 105168, 107359, 122696, 140224, 184044, 210336, 214718, 245392, 322077, 368088, 420672, 429436, 490784, 644154, 736176, 858872, 981568, 1288308, 1472352, 1717744, 2576616, 2944704, 3435488, 5153232, 6870976, 10306464, 20612928]

約数ペア:

[(1, 20612928), (2, 10306464), (3, 6870976), (4, 5153232), (6, 3435488), (7, 2944704), (8, 2576616), (12, 1717744), (14, 1472352), (16, 1288308), (21, 981568), (24, 858872), (28, 736176), (32, 644154), (42, 490784), (48, 429436), (49, 420672), (56, 368088), (64, 322077), (84, 245392), (96, 214718), (98, 210336), (112, 184044), (147, 140224), (168, 122696), (192, 107359), (196, 105168), (224, 92022), (294, 70112), (313, 65856), (336, 61348), (343, 60096), (392, 52584), (448, 46011), (588, 35056), (626, 32928), (672, 30674), (686, 30048), (784, 26292), (939, 21952), (1029, 20032), (1176, 17528), (1252, 16464), (1344, 15337), (1372, 15024), (1568, 13146), (1878, 10976), (2058, 10016), (2191, 9408), (2352, 8764), (2504, 8232), (2744, 7512), (3136, 6573), (3756, 5488), (4116, 5008), (4382, 4704)]