19603227

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1277}}^1$

素因数の和:1347

約数の個数: 32

約数和(自身を含む): 32389632

約数和(自身を除く): 12786405

約数列:

[1, 3, 7, 17, 21, 43, 51, 119, 129, 301, 357, 731, 903, 1277, 2193, 3831, 5117, 8939, 15351, 21709, 26817, 54911, 65127, 151963, 164733, 384377, 455889, 933487, 1153131, 2800461, 6534409, 19603227]

約数ペア:

[(1, 19603227), (3, 6534409), (7, 2800461), (17, 1153131), (21, 933487), (43, 455889), (51, 384377), (119, 164733), (129, 151963), (301, 65127), (357, 54911), (731, 26817), (903, 21709), (1277, 15351), (2193, 8939), (3831, 5117)]