11980144

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1583}}^1$

素因数の和:1645

約数の個数: 40

約数和(自身を含む): 25926912

約数和(自身を除く): 13946768

約数列:

[1, 2, 4, 8, 11, 16, 22, 43, 44, 86, 88, 172, 176, 344, 473, 688, 946, 1583, 1892, 3166, 3784, 6332, 7568, 12664, 17413, 25328, 34826, 68069, 69652, 136138, 139304, 272276, 278608, 544552, 748759, 1089104, 1497518, 2995036, 5990072, 11980144]

約数ペア:

[(1, 11980144), (2, 5990072), (4, 2995036), (8, 1497518), (11, 1089104), (16, 748759), (22, 544552), (43, 278608), (44, 272276), (86, 139304), (88, 136138), (172, 69652), (176, 68069), (344, 34826), (473, 25328), (688, 17413), (946, 12664), (1583, 7568), (1892, 6332), (3166, 3784)]