20175474

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{127}}^1$

素因数の和:255

約数の個数: 64

約数和(自身を含む): 46448640

約数和(自身を除く): 26273166

約数列:

[1, 2, 3, 6, 11, 22, 29, 33, 58, 66, 83, 87, 127, 166, 174, 249, 254, 319, 381, 498, 638, 762, 913, 957, 1397, 1826, 1914, 2407, 2739, 2794, 3683, 4191, 4814, 5478, 7221, 7366, 8382, 10541, 11049, 14442, 21082, 22098, 26477, 31623, 40513, 52954, 63246, 79431, 81026, 115951, 121539, 158862, 231902, 243078, 305689, 347853, 611378, 695706, 917067, 1834134, 3362579, 6725158, 10087737, 20175474]

約数ペア:

[(1, 20175474), (2, 10087737), (3, 6725158), (6, 3362579), (11, 1834134), (22, 917067), (29, 695706), (33, 611378), (58, 347853), (66, 305689), (83, 243078), (87, 231902), (127, 158862), (166, 121539), (174, 115951), (249, 81026), (254, 79431), (319, 63246), (381, 52954), (498, 40513), (638, 31623), (762, 26477), (913, 22098), (957, 21082), (1397, 14442), (1826, 11049), (1914, 10541), (2407, 8382), (2739, 7366), (2794, 7221), (3683, 5478), (4191, 4814)]