18665834

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{997}}^1$

素因数の和:1070

約数の個数: 32

約数和(自身を含む): 32766336

約数和(自身を除く): 14100502

約数列:

[1, 2, 11, 22, 23, 37, 46, 74, 253, 407, 506, 814, 851, 997, 1702, 1994, 9361, 10967, 18722, 21934, 22931, 36889, 45862, 73778, 252241, 405779, 504482, 811558, 848447, 1696894, 9332917, 18665834]

約数ペア:

[(1, 18665834), (2, 9332917), (11, 1696894), (22, 848447), (23, 811558), (37, 504482), (46, 405779), (74, 252241), (253, 73778), (407, 45862), (506, 36889), (814, 22931), (851, 21934), (997, 18722), (1702, 10967), (1994, 9361)]