20795488

素因数分解:

$2^5\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:204

約数の個数: 96

約数和(自身を含む): 51093504

約数和(自身を除く): 30298016

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 43, 56, 68, 86, 112, 119, 127, 136, 172, 224, 238, 254, 272, 301, 344, 476, 508, 544, 602, 688, 731, 889, 952, 1016, 1204, 1376, 1462, 1778, 1904, 2032, 2159, 2408, 2924, 3556, 3808, 4064, 4318, 4816, 5117, 5461, 5848, 7112, 8636, 9632, 10234, 10922, 11696, 14224, 15113, 17272, 20468, 21844, 23392, 28448, 30226, 34544, 38227, 40936, 43688, 60452, 69088, 76454, 81872, 87376, 92837, 120904, 152908, 163744, 174752, 185674, 241808, 305816, 371348, 483616, 611632, 649859, 742696, 1223264, 1299718, 1485392, 2599436, 2970784, 5198872, 10397744, 20795488]

約数ペア:

[(1, 20795488), (2, 10397744), (4, 5198872), (7, 2970784), (8, 2599436), (14, 1485392), (16, 1299718), (17, 1223264), (28, 742696), (32, 649859), (34, 611632), (43, 483616), (56, 371348), (68, 305816), (86, 241808), (112, 185674), (119, 174752), (127, 163744), (136, 152908), (172, 120904), (224, 92837), (238, 87376), (254, 81872), (272, 76454), (301, 69088), (344, 60452), (476, 43688), (508, 40936), (544, 38227), (602, 34544), (688, 30226), (731, 28448), (889, 23392), (952, 21844), (1016, 20468), (1204, 17272), (1376, 15113), (1462, 14224), (1778, 11696), (1904, 10922), (2032, 10234), (2159, 9632), (2408, 8636), (2924, 7112), (3556, 5848), (3808, 5461), (4064, 5117), (4318, 4816)]