102128

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{491}}^1$

素因数の和:512

約数の個数: 20

約数和(自身を含む): 213528

約数和(自身を除く): 111400

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 491, 982, 1964, 3928, 6383, 7856, 12766, 25532, 51064, 102128]

約数ペア:

[(1, 102128), (2, 51064), (4, 25532), (8, 12766), (13, 7856), (16, 6383), (26, 3928), (52, 1964), (104, 982), (208, 491)]