18399004

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{5281}}^1$

素因数の和:5365

約数の個数: 24

約数和(自身を含む): 35199248

約数和(自身を除く): 16800244

約数列:

[1, 2, 4, 13, 26, 52, 67, 134, 268, 871, 1742, 3484, 5281, 10562, 21124, 68653, 137306, 274612, 353827, 707654, 1415308, 4599751, 9199502, 18399004]

約数ペア:

[(1, 18399004), (2, 9199502), (4, 4599751), (13, 1415308), (26, 707654), (52, 353827), (67, 274612), (134, 137306), (268, 68653), (871, 21124), (1742, 10562), (3484, 5281)]