19886174

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{929}}^1$

素因数の和:1088

約数の個数: 32

約数和(自身を含む): 37497600

約数和(自身を除く): 17611426

約数列:

[1, 2, 7, 11, 14, 22, 77, 139, 154, 278, 929, 973, 1529, 1858, 1946, 3058, 6503, 10219, 10703, 13006, 20438, 21406, 71533, 129131, 143066, 258262, 903917, 1420441, 1807834, 2840882, 9943087, 19886174]

約数ペア:

[(1, 19886174), (2, 9943087), (7, 2840882), (11, 1807834), (14, 1420441), (22, 903917), (77, 258262), (139, 143066), (154, 129131), (278, 71533), (929, 21406), (973, 20438), (1529, 13006), (1858, 10703), (1946, 10219), (3058, 6503)]