211761776

素因数分解:

$2^4\times {\mathrm{163}}^1\times {\mathrm{81197}}^1$

素因数の和:81368

約数の個数: 20

約数和(自身を含む): 412810632

約数和(自身を除く): 201048856

約数列:

[1, 2, 4, 8, 16, 163, 326, 652, 1304, 2608, 81197, 162394, 324788, 649576, 1299152, 13235111, 26470222, 52940444, 105880888, 211761776]

約数ペア:

[(1, 211761776), (2, 105880888), (4, 52940444), (8, 26470222), (16, 13235111), (163, 1299152), (326, 649576), (652, 324788), (1304, 162394), (2608, 81197)]