138388286

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{829}}^1$

素因数の和:1064

約数の個数: 32

約数和(自身を含む): 229478400

約数和(自身を除く): 91090114

約数列:

[1, 2, 19, 23, 38, 46, 191, 382, 437, 829, 874, 1658, 3629, 4393, 7258, 8786, 15751, 19067, 31502, 38134, 83467, 158339, 166934, 316678, 362273, 724546, 3008441, 3641797, 6016882, 7283594, 69194143, 138388286]

約数ペア:

[(1, 138388286), (2, 69194143), (19, 7283594), (23, 6016882), (38, 3641797), (46, 3008441), (191, 724546), (382, 362273), (437, 316678), (829, 166934), (874, 158339), (1658, 83467), (3629, 38134), (4393, 31502), (7258, 19067), (8786, 15751)]