20111646

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^2$

素因数の和:205

約数の個数: 48

約数和(自身を含む): 44347824

約数和(自身を除く): 24236178

約数列:

[1, 2, 3, 6, 17, 34, 37, 51, 73, 74, 102, 111, 146, 219, 222, 438, 629, 1241, 1258, 1887, 2482, 2701, 3723, 3774, 5329, 5402, 7446, 8103, 10658, 15987, 16206, 31974, 45917, 90593, 91834, 137751, 181186, 197173, 271779, 275502, 394346, 543558, 591519, 1183038, 3351941, 6703882, 10055823, 20111646]

約数ペア:

[(1, 20111646), (2, 10055823), (3, 6703882), (6, 3351941), (17, 1183038), (34, 591519), (37, 543558), (51, 394346), (73, 275502), (74, 271779), (102, 197173), (111, 181186), (146, 137751), (219, 91834), (222, 90593), (438, 45917), (629, 31974), (1241, 16206), (1258, 15987), (1887, 10658), (2482, 8103), (2701, 7446), (3723, 5402), (3774, 5329)]