31218544

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{12119}}^1$

素因数の和:12157

約数の個数: 40

約数和(自身を含む): 72138240

約数和(自身を除く): 40919696

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 92, 112, 161, 184, 322, 368, 644, 1288, 2576, 12119, 24238, 48476, 84833, 96952, 169666, 193904, 278737, 339332, 557474, 678664, 1114948, 1357328, 1951159, 2229896, 3902318, 4459792, 7804636, 15609272, 31218544]

約数ペア:

[(1, 31218544), (2, 15609272), (4, 7804636), (7, 4459792), (8, 3902318), (14, 2229896), (16, 1951159), (23, 1357328), (28, 1114948), (46, 678664), (56, 557474), (92, 339332), (112, 278737), (161, 193904), (184, 169666), (322, 96952), (368, 84833), (644, 48476), (1288, 24238), (2576, 12119)]