20177362815

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{457381}}^1$

素因数の和:457579

約数の個数: 32

約数和(自身を含む): 34380490176

約数和(自身を除く): 14203127361

約数列:

[1, 3, 5, 15, 17, 51, 85, 173, 255, 519, 865, 2595, 2941, 8823, 14705, 44115, 457381, 1372143, 2286905, 6860715, 7775477, 23326431, 38877385, 79126913, 116632155, 237380739, 395634565, 1186903695, 1345157521, 4035472563, 6725787605, 20177362815]

約数ペア:

[(1, 20177362815), (3, 6725787605), (5, 4035472563), (15, 1345157521), (17, 1186903695), (51, 395634565), (85, 237380739), (173, 116632155), (255, 79126913), (519, 38877385), (865, 23326431), (2595, 7775477), (2941, 6860715), (8823, 2286905), (14705, 1372143), (44115, 457381)]