2109138728

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{378253}}^1$

素因数の和:378317

約数の個数: 32

約数和(自身を含む): 4289400360

約数和(自身を除く): 2180261632

約数列:

[1, 2, 4, 8, 17, 34, 41, 68, 82, 136, 164, 328, 697, 1394, 2788, 5576, 378253, 756506, 1513012, 3026024, 6430301, 12860602, 15508373, 25721204, 31016746, 51442408, 62033492, 124066984, 263642341, 527284682, 1054569364, 2109138728]

約数ペア:

[(1, 2109138728), (2, 1054569364), (4, 527284682), (8, 263642341), (17, 124066984), (34, 62033492), (41, 51442408), (68, 31016746), (82, 25721204), (136, 15508373), (164, 12860602), (328, 6430301), (697, 3026024), (1394, 1513012), (2788, 756506), (5576, 378253)]