201620862008

素因数分解:

$2^3\times {\mathrm{43}}^2\times {\mathrm{113}}^1\times {\mathrm{120623}}^1$

素因数の和:120828

約数の個数: 48

約数和(自身を含む): 390463506720

約数和(自身を除く): 188842644712

約数列:

[1, 2, 4, 8, 43, 86, 113, 172, 226, 344, 452, 904, 1849, 3698, 4859, 7396, 9718, 14792, 19436, 38872, 120623, 208937, 241246, 417874, 482492, 835748, 964984, 1671496, 5186789, 10373578, 13630399, 20747156, 27260798, 41494312, 54521596, 109043192, 223031927, 446063854, 586107157, 892127708, 1172214314, 1784255416, 2344428628, 4688857256, 25202607751, 50405215502, 100810431004, 201620862008]

約数ペア:

[(1, 201620862008), (2, 100810431004), (4, 50405215502), (8, 25202607751), (43, 4688857256), (86, 2344428628), (113, 1784255416), (172, 1172214314), (226, 892127708), (344, 586107157), (452, 446063854), (904, 223031927), (1849, 109043192), (3698, 54521596), (4859, 41494312), (7396, 27260798), (9718, 20747156), (14792, 13630399), (19436, 10373578), (38872, 5186789), (120623, 1671496), (208937, 964984), (241246, 835748), (417874, 482492)]