19329876

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{12487}}^1$

素因数の和:12540

約数の個数: 36

約数和(自身を含む): 50001952

約数和(自身を除く): 30672076

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 258, 387, 516, 774, 1548, 12487, 24974, 37461, 49948, 74922, 112383, 149844, 224766, 449532, 536941, 1073882, 1610823, 2147764, 3221646, 4832469, 6443292, 9664938, 19329876]

約数ペア:

[(1, 19329876), (2, 9664938), (3, 6443292), (4, 4832469), (6, 3221646), (9, 2147764), (12, 1610823), (18, 1073882), (36, 536941), (43, 449532), (86, 224766), (129, 149844), (172, 112383), (258, 74922), (387, 49948), (516, 37461), (774, 24974), (1548, 12487)]