18793568

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{193}}^1$

素因数の和:399

約数の個数: 48

約数和(自身を含む): 39599280

約数和(自身を除く): 20805712

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 179, 193, 272, 358, 386, 544, 716, 772, 1432, 1544, 2864, 3043, 3088, 3281, 5728, 6086, 6176, 6562, 12172, 13124, 24344, 26248, 34547, 48688, 52496, 69094, 97376, 104992, 138188, 276376, 552752, 587299, 1105504, 1174598, 2349196, 4698392, 9396784, 18793568]

約数ペア:

[(1, 18793568), (2, 9396784), (4, 4698392), (8, 2349196), (16, 1174598), (17, 1105504), (32, 587299), (34, 552752), (68, 276376), (136, 138188), (179, 104992), (193, 97376), (272, 69094), (358, 52496), (386, 48688), (544, 34547), (716, 26248), (772, 24344), (1432, 13124), (1544, 12172), (2864, 6562), (3043, 6176), (3088, 6086), (3281, 5728)]