20183449

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:241

約数の個数: 32

約数和(自身を含む): 25482240

約数和(自身を除く): 5298791

約数列:

[1, 11, 13, 29, 31, 143, 157, 319, 341, 377, 403, 899, 1727, 2041, 4147, 4433, 4553, 4867, 9889, 11687, 22451, 50083, 53537, 59189, 63271, 128557, 141143, 651079, 695981, 1552573, 1834859, 20183449]

約数ペア:

[(1, 20183449), (11, 1834859), (13, 1552573), (29, 695981), (31, 651079), (143, 141143), (157, 128557), (319, 63271), (341, 59189), (377, 53537), (403, 50083), (899, 22451), (1727, 11687), (2041, 9889), (4147, 4867), (4433, 4553)]