19686216

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^2\times {\mathrm{6779}}^1$

素因数の和:6810

約数の個数: 48

約数和(自身を含む): 54104400

約数和(自身を除く): 34418184

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 121, 132, 242, 264, 363, 484, 726, 968, 1452, 2904, 6779, 13558, 20337, 27116, 40674, 54232, 74569, 81348, 149138, 162696, 223707, 298276, 447414, 596552, 820259, 894828, 1640518, 1789656, 2460777, 3281036, 4921554, 6562072, 9843108, 19686216]

約数ペア:

[(1, 19686216), (2, 9843108), (3, 6562072), (4, 4921554), (6, 3281036), (8, 2460777), (11, 1789656), (12, 1640518), (22, 894828), (24, 820259), (33, 596552), (44, 447414), (66, 298276), (88, 223707), (121, 162696), (132, 149138), (242, 81348), (264, 74569), (363, 54232), (484, 40674), (726, 27116), (968, 20337), (1452, 13558), (2904, 6779)]