19905864

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{75401}}^1$

素因数の和:75421

約数の個数: 32

約数和(自身を含む): 54289440

約数和(自身を除く): 34383576

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 75401, 150802, 226203, 301604, 452406, 603208, 829411, 904812, 1658822, 1809624, 2488233, 3317644, 4976466, 6635288, 9952932, 19905864]

約数ペア:

[(1, 19905864), (2, 9952932), (3, 6635288), (4, 4976466), (6, 3317644), (8, 2488233), (11, 1809624), (12, 1658822), (22, 904812), (24, 829411), (33, 603208), (44, 452406), (66, 301604), (88, 226203), (132, 150802), (264, 75401)]