2019939856

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{26263}}^1$

素因数の和:26324

約数の個数: 80

約数和(自身を含む): 4689699840

約数和(自身を除く): 2669759984

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 23, 38, 44, 46, 76, 88, 92, 152, 176, 184, 209, 253, 304, 368, 418, 437, 506, 836, 874, 1012, 1672, 1748, 2024, 3344, 3496, 4048, 4807, 6992, 9614, 19228, 26263, 38456, 52526, 76912, 105052, 210104, 288893, 420208, 498997, 577786, 604049, 997994, 1155572, 1208098, 1995988, 2311144, 2416196, 3991976, 4622288, 4832392, 5488967, 6644539, 7983952, 9664784, 10977934, 11476931, 13289078, 21955868, 22953862, 26578156, 43911736, 45907724, 53156312, 87823472, 91815448, 106312624, 126246241, 183630896, 252492482, 504984964, 1009969928, 2019939856]

約数ペア:

[(1, 2019939856), (2, 1009969928), (4, 504984964), (8, 252492482), (11, 183630896), (16, 126246241), (19, 106312624), (22, 91815448), (23, 87823472), (38, 53156312), (44, 45907724), (46, 43911736), (76, 26578156), (88, 22953862), (92, 21955868), (152, 13289078), (176, 11476931), (184, 10977934), (209, 9664784), (253, 7983952), (304, 6644539), (368, 5488967), (418, 4832392), (437, 4622288), (506, 3991976), (836, 2416196), (874, 2311144), (1012, 1995988), (1672, 1208098), (1748, 1155572), (2024, 997994), (3344, 604049), (3496, 577786), (4048, 498997), (4807, 420208), (6992, 288893), (9614, 210104), (19228, 105052), (26263, 76912), (38456, 52526)]