20559056

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^2\times {\mathrm{347}}^1$

素因数の和:408

約数の個数: 60

約数和(自身を含む): 47726112

約数和(自身を除く): 27167056

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 92, 112, 161, 184, 322, 347, 368, 529, 644, 694, 1058, 1288, 1388, 2116, 2429, 2576, 2776, 3703, 4232, 4858, 5552, 7406, 7981, 8464, 9716, 14812, 15962, 19432, 29624, 31924, 38864, 55867, 59248, 63848, 111734, 127696, 183563, 223468, 367126, 446936, 734252, 893872, 1284941, 1468504, 2569882, 2937008, 5139764, 10279528, 20559056]

約数ペア:

[(1, 20559056), (2, 10279528), (4, 5139764), (7, 2937008), (8, 2569882), (14, 1468504), (16, 1284941), (23, 893872), (28, 734252), (46, 446936), (56, 367126), (92, 223468), (112, 183563), (161, 127696), (184, 111734), (322, 63848), (347, 59248), (368, 55867), (529, 38864), (644, 31924), (694, 29624), (1058, 19432), (1288, 15962), (1388, 14812), (2116, 9716), (2429, 8464), (2576, 7981), (2776, 7406), (3703, 5552), (4232, 4858)]