20235996976

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3138337}}^1$

素因数の和:3138389

約数の個数: 40

約数和(自身を含む): 43585238144

約数和(自身を除く): 23349241168

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 3138337, 6276674, 12553348, 25106696, 40798381, 50213392, 81596762, 97288447, 163193524, 194576894, 326387048, 389153788, 652774096, 778307576, 1264749811, 1556615152, 2529499622, 5058999244, 10117998488, 20235996976]

約数ペア:

[(1, 20235996976), (2, 10117998488), (4, 5058999244), (8, 2529499622), (13, 1556615152), (16, 1264749811), (26, 778307576), (31, 652774096), (52, 389153788), (62, 326387048), (104, 194576894), (124, 163193524), (208, 97288447), (248, 81596762), (403, 50213392), (496, 40798381), (806, 25106696), (1612, 12553348), (3224, 6276674), (6448, 3138337)]