20393104

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{14321}}^1$

素因数の和:14418

約数の個数: 20

約数和(自身を含む): 39958380

約数和(自身を除く): 19565276

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 14321, 28642, 57284, 114568, 229136, 1274569, 2549138, 5098276, 10196552, 20393104]

約数ペア:

[(1, 20393104), (2, 10196552), (4, 5098276), (8, 2549138), (16, 1274569), (89, 229136), (178, 114568), (356, 57284), (712, 28642), (1424, 14321)]