20354568

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{65239}}^1$

素因数の和:65261

約数の個数: 32

約数和(自身を含む): 54801600

約数和(自身を除く): 34447032

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 65239, 130478, 195717, 260956, 391434, 521912, 782868, 848107, 1565736, 1696214, 2544321, 3392428, 5088642, 6784856, 10177284, 20354568]

約数ペア:

[(1, 20354568), (2, 10177284), (3, 6784856), (4, 5088642), (6, 3392428), (8, 2544321), (12, 1696214), (13, 1565736), (24, 848107), (26, 782868), (39, 521912), (52, 391434), (78, 260956), (104, 195717), (156, 130478), (312, 65239)]