17965458

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{20369}}^1$

素因数の和:20391

約数の個数: 36

約数和(自身を含む): 45282510

約数和(自身を除く): 27317052

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 441, 882, 20369, 40738, 61107, 122214, 142583, 183321, 285166, 366642, 427749, 855498, 998081, 1283247, 1996162, 2566494, 2994243, 5988486, 8982729, 17965458]

約数ペア:

[(1, 17965458), (2, 8982729), (3, 5988486), (6, 2994243), (7, 2566494), (9, 1996162), (14, 1283247), (18, 998081), (21, 855498), (42, 427749), (49, 366642), (63, 285166), (98, 183321), (126, 142583), (147, 122214), (294, 61107), (441, 40738), (882, 20369)]