31192784

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{12109}}^1$

素因数の和:12147

約数の個数: 40

約数和(自身を含む): 72078720

約数和(自身を除く): 40885936

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 92, 112, 161, 184, 322, 368, 644, 1288, 2576, 12109, 24218, 48436, 84763, 96872, 169526, 193744, 278507, 339052, 557014, 678104, 1114028, 1356208, 1949549, 2228056, 3899098, 4456112, 7798196, 15596392, 31192784]

約数ペア:

[(1, 31192784), (2, 15596392), (4, 7798196), (7, 4456112), (8, 3899098), (14, 2228056), (16, 1949549), (23, 1356208), (28, 1114028), (46, 678104), (56, 557014), (92, 339052), (112, 278507), (161, 193744), (184, 169526), (322, 96872), (368, 84763), (644, 48436), (1288, 24218), (2576, 12109)]