2021800528

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{280183}}^1$

素因数の和:280243

約数の個数: 40

約数和(自身を含む): 4377594816

約数和(自身を除く): 2355794288

約数列:

[1, 2, 4, 8, 11, 16, 22, 41, 44, 82, 88, 164, 176, 328, 451, 656, 902, 1804, 3608, 7216, 280183, 560366, 1120732, 2241464, 3082013, 4482928, 6164026, 11487503, 12328052, 22975006, 24656104, 45950012, 49312208, 91900024, 126362533, 183800048, 252725066, 505450132, 1010900264, 2021800528]

約数ペア:

[(1, 2021800528), (2, 1010900264), (4, 505450132), (8, 252725066), (11, 183800048), (16, 126362533), (22, 91900024), (41, 49312208), (44, 45950012), (82, 24656104), (88, 22975006), (164, 12328052), (176, 11487503), (328, 6164026), (451, 4482928), (656, 3082013), (902, 2241464), (1804, 1120732), (3608, 560366), (7216, 280183)]