18414347

素因数分解:

$7^2\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:231

約数の個数: 24

約数和(自身を含む): 22325760

約数和(自身を除く): 3911413

約数列:

[1, 7, 49, 67, 71, 79, 469, 497, 553, 3283, 3479, 3871, 4757, 5293, 5609, 33299, 37051, 39263, 233093, 259357, 274841, 375803, 2630621, 18414347]

約数ペア:

[(1, 18414347), (7, 2630621), (49, 375803), (67, 274841), (71, 259357), (79, 233093), (469, 39263), (497, 37051), (553, 33299), (3283, 5609), (3479, 5293), (3871, 4757)]