20676304

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{4051}}^1$

素因数の和:4099

約数の個数: 40

約数和(自身を含む): 45220320

約数和(自身を除く): 24544016

約数列:

[1, 2, 4, 8, 11, 16, 22, 29, 44, 58, 88, 116, 176, 232, 319, 464, 638, 1276, 2552, 4051, 5104, 8102, 16204, 32408, 44561, 64816, 89122, 117479, 178244, 234958, 356488, 469916, 712976, 939832, 1292269, 1879664, 2584538, 5169076, 10338152, 20676304]

約数ペア:

[(1, 20676304), (2, 10338152), (4, 5169076), (8, 2584538), (11, 1879664), (16, 1292269), (22, 939832), (29, 712976), (44, 469916), (58, 356488), (88, 234958), (116, 178244), (176, 117479), (232, 89122), (319, 64816), (464, 44561), (638, 32408), (1276, 16204), (2552, 8102), (4051, 5104)]