20793188

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{12899}}^1$

素因数の和:12947

約数の個数: 24

約数和(自身を含む): 40454400

約数和(自身を除く): 19661212

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 1612, 12899, 25798, 51596, 167687, 335374, 399869, 670748, 799738, 1599476, 5198297, 10396594, 20793188]

約数ペア:

[(1, 20793188), (2, 10396594), (4, 5198297), (13, 1599476), (26, 799738), (31, 670748), (52, 399869), (62, 335374), (124, 167687), (403, 51596), (806, 25798), (1612, 12899)]