19114065136

素因数分解:

$2^4\times {\mathrm{6991}}^1\times {\mathrm{170881}}^1$

素因数の和:177880

約数の個数: 20

約数和(自身を含む): 37039015264

約数和(自身を除く): 17924950128

約数列:

[1, 2, 4, 8, 16, 6991, 13982, 27964, 55928, 111856, 170881, 341762, 683524, 1367048, 2734096, 1194629071, 2389258142, 4778516284, 9557032568, 19114065136]

約数ペア:

[(1, 19114065136), (2, 9557032568), (4, 4778516284), (8, 2389258142), (16, 1194629071), (6991, 2734096), (13982, 1367048), (27964, 683524), (55928, 341762), (111856, 170881)]