20532736

素因数分解:

$2^9\times 7^1\times {\mathrm{17}}^1\times {\mathrm{337}}^1$

素因数の和:379

約数の個数: 80

約数和(自身を含む): 49791456

約数和(自身を除く): 29258720

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 64, 68, 112, 119, 128, 136, 224, 238, 256, 272, 337, 448, 476, 512, 544, 674, 896, 952, 1088, 1348, 1792, 1904, 2176, 2359, 2696, 3584, 3808, 4352, 4718, 5392, 5729, 7616, 8704, 9436, 10784, 11458, 15232, 18872, 21568, 22916, 30464, 37744, 40103, 43136, 45832, 60928, 75488, 80206, 86272, 91664, 150976, 160412, 172544, 183328, 301952, 320824, 366656, 603904, 641648, 733312, 1207808, 1283296, 1466624, 2566592, 2933248, 5133184, 10266368, 20532736]

約数ペア:

[(1, 20532736), (2, 10266368), (4, 5133184), (7, 2933248), (8, 2566592), (14, 1466624), (16, 1283296), (17, 1207808), (28, 733312), (32, 641648), (34, 603904), (56, 366656), (64, 320824), (68, 301952), (112, 183328), (119, 172544), (128, 160412), (136, 150976), (224, 91664), (238, 86272), (256, 80206), (272, 75488), (337, 60928), (448, 45832), (476, 43136), (512, 40103), (544, 37744), (674, 30464), (896, 22916), (952, 21568), (1088, 18872), (1348, 15232), (1792, 11458), (1904, 10784), (2176, 9436), (2359, 8704), (2696, 7616), (3584, 5729), (3808, 5392), (4352, 4718)]