199954847248

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{961321381}}^1$

素因数の和:961321402

約数の個数: 20

約数和(自身を含む): 417213479788

約数和(自身を除く): 217258632540

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 961321381, 1922642762, 3845285524, 7690571048, 12497177953, 15381142096, 24994355906, 49988711812, 99977423624, 199954847248]

約数ペア:

[(1, 199954847248), (2, 99977423624), (4, 49988711812), (8, 24994355906), (13, 15381142096), (16, 12497177953), (26, 7690571048), (52, 3845285524), (104, 1922642762), (208, 961321381)]