199797122

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{691}}^1\times {\mathrm{1087}}^1$

素因数の和:1806

約数の個数: 32

約数和(自身を含む): 361390080

約数和(自身を除く): 161592958

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 691, 1087, 1382, 2174, 4837, 7609, 9674, 13129, 15218, 20653, 26258, 41306, 91903, 144571, 183806, 289142, 751117, 1502234, 5257819, 10515638, 14271223, 28542446, 99898561, 199797122]

約数ペア:

[(1, 199797122), (2, 99898561), (7, 28542446), (14, 14271223), (19, 10515638), (38, 5257819), (133, 1502234), (266, 751117), (691, 289142), (1087, 183806), (1382, 144571), (2174, 91903), (4837, 41306), (7609, 26258), (9674, 20653), (13129, 15218)]