18565394

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{991}}^1$

素因数の和:1058

約数の個数: 32

約数和(自身を含む): 32140800

約数和(自身を除く): 13575406

約数列:

[1, 2, 17, 19, 29, 34, 38, 58, 323, 493, 551, 646, 986, 991, 1102, 1982, 9367, 16847, 18734, 18829, 28739, 33694, 37658, 57478, 320093, 488563, 546041, 640186, 977126, 1092082, 9282697, 18565394]

約数ペア:

[(1, 18565394), (2, 9282697), (17, 1092082), (19, 977126), (29, 640186), (34, 546041), (38, 488563), (58, 320093), (323, 57478), (493, 37658), (551, 33694), (646, 28739), (986, 18829), (991, 18734), (1102, 16847), (1982, 9367)]