20534912

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{9437}}^1$

素因数の和:9468

約数の個数: 32

約数和(自身を含む): 43320420

約数和(自身を除く): 22785508

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 272, 544, 1088, 2176, 9437, 18874, 37748, 75496, 150992, 160429, 301984, 320858, 603968, 641716, 1207936, 1283432, 2566864, 5133728, 10267456, 20534912]

約数ペア:

[(1, 20534912), (2, 10267456), (4, 5133728), (8, 2566864), (16, 1283432), (17, 1207936), (32, 641716), (34, 603968), (64, 320858), (68, 301984), (128, 160429), (136, 150992), (272, 75496), (544, 37748), (1088, 18874), (2176, 9437)]