28365584

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{136373}}^1$

素因数の和:136394

約数の個数: 20

約数和(自身を含む): 59186316

約数和(自身を除く): 30820732

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 136373, 272746, 545492, 1090984, 1772849, 2181968, 3545698, 7091396, 14182792, 28365584]

約数ペア:

[(1, 28365584), (2, 14182792), (4, 7091396), (8, 3545698), (13, 2181968), (16, 1772849), (26, 1090984), (52, 545492), (104, 272746), (208, 136373)]