18155718

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1117}}^1$

素因数の和:1178

約数の個数: 64

約数和(自身を含む): 47224320

約数和(自身を除く): 29068602

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 43, 54, 63, 86, 126, 129, 189, 258, 301, 378, 387, 602, 774, 903, 1117, 1161, 1806, 2234, 2322, 2709, 3351, 5418, 6702, 7819, 8127, 10053, 15638, 16254, 20106, 23457, 30159, 46914, 48031, 60318, 70371, 96062, 140742, 144093, 211113, 288186, 336217, 422226, 432279, 672434, 864558, 1008651, 1296837, 2017302, 2593674, 3025953, 6051906, 9077859, 18155718]

約数ペア:

[(1, 18155718), (2, 9077859), (3, 6051906), (6, 3025953), (7, 2593674), (9, 2017302), (14, 1296837), (18, 1008651), (21, 864558), (27, 672434), (42, 432279), (43, 422226), (54, 336217), (63, 288186), (86, 211113), (126, 144093), (129, 140742), (189, 96062), (258, 70371), (301, 60318), (378, 48031), (387, 46914), (602, 30159), (774, 23457), (903, 20106), (1117, 16254), (1161, 15638), (1806, 10053), (2234, 8127), (2322, 7819), (2709, 6702), (3351, 5418)]