18452182007

素因数分解:

$7^4\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{7411}}^1$

素因数の和:7517

約数の個数: 40

約数和(自身を含む): 23169289392

約数和(自身を除く): 4717107385

約数列:

[1, 7, 17, 49, 61, 119, 343, 427, 833, 1037, 2401, 2989, 5831, 7259, 7411, 20923, 40817, 50813, 51877, 125987, 146461, 355691, 363139, 452071, 881909, 2489837, 2541973, 3164497, 6173363, 7685207, 17793811, 22151479, 43213541, 53796449, 155060353, 302494787, 376575143, 1085422471, 2636026001, 18452182007]

約数ペア:

[(1, 18452182007), (7, 2636026001), (17, 1085422471), (49, 376575143), (61, 302494787), (119, 155060353), (343, 53796449), (427, 43213541), (833, 22151479), (1037, 17793811), (2401, 7685207), (2989, 6173363), (5831, 3164497), (7259, 2541973), (7411, 2489837), (20923, 881909), (40817, 452071), (50813, 363139), (51877, 355691), (125987, 146461)]