20210635768

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{277}}^1\times {\mathrm{480017}}^1$

素因数の和:480319

約数の個数: 32

約数和(自身を含む): 40033501200

約数和(自身を除く): 19822865432

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 277, 554, 1108, 2216, 5263, 10526, 21052, 42104, 480017, 960034, 1920068, 3840136, 9120323, 18240646, 36481292, 72962584, 132964709, 265929418, 531858836, 1063717672, 2526329471, 5052658942, 10105317884, 20210635768]

約数ペア:

[(1, 20210635768), (2, 10105317884), (4, 5052658942), (8, 2526329471), (19, 1063717672), (38, 531858836), (76, 265929418), (152, 132964709), (277, 72962584), (554, 36481292), (1108, 18240646), (2216, 9120323), (5263, 3840136), (10526, 1920068), (21052, 960034), (42104, 480017)]