19411643

素因数分解:

${\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{229}}^1$

素因数の和:374

約数の個数: 16

約数和(自身を含む): 20976000

約数和(自身を除く): 1564357

約数列:

[1, 29, 37, 79, 229, 1073, 2291, 2923, 6641, 8473, 18091, 84767, 245717, 524639, 669367, 19411643]

約数ペア:

[(1, 19411643), (29, 669367), (37, 524639), (79, 245717), (229, 84767), (1073, 18091), (2291, 8473), (2923, 6641)]