2013121712

素因数分解:

$2^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{418007}}^1$

素因数の和:418065

約数の個数: 40

約数和(自身を含む): 4561303296

約数和(自身を除く): 2548181584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 56, 86, 112, 172, 301, 344, 602, 688, 1204, 2408, 4816, 418007, 836014, 1672028, 2926049, 3344056, 5852098, 6688112, 11704196, 17974301, 23408392, 35948602, 46816784, 71897204, 125820107, 143794408, 251640214, 287588816, 503280428, 1006560856, 2013121712]

約数ペア:

[(1, 2013121712), (2, 1006560856), (4, 503280428), (7, 287588816), (8, 251640214), (14, 143794408), (16, 125820107), (28, 71897204), (43, 46816784), (56, 35948602), (86, 23408392), (112, 17974301), (172, 11704196), (301, 6688112), (344, 5852098), (602, 3344056), (688, 2926049), (1204, 1672028), (2408, 836014), (4816, 418007)]