18209672

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{563}}^1$

素因数の和:893

約数の個数: 32

約数和(自身を含む): 36953280

約数和(自身を除く): 18743608

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 311, 563, 622, 1126, 1244, 2252, 2488, 4043, 4504, 7319, 8086, 14638, 16172, 29276, 32344, 58552, 175093, 350186, 700372, 1400744, 2276209, 4552418, 9104836, 18209672]

約数ペア:

[(1, 18209672), (2, 9104836), (4, 4552418), (8, 2276209), (13, 1400744), (26, 700372), (52, 350186), (104, 175093), (311, 58552), (563, 32344), (622, 29276), (1126, 16172), (1244, 14638), (2252, 8086), (2488, 7319), (4043, 4504)]