20806434

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{233}}^1$

素因数の和:304

約数の個数: 72

約数和(自身を含む): 50977836

約数和(自身を除く): 30171402

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 41, 66, 82, 99, 121, 123, 198, 233, 242, 246, 363, 369, 451, 466, 699, 726, 738, 902, 1089, 1353, 1398, 2097, 2178, 2563, 2706, 4059, 4194, 4961, 5126, 7689, 8118, 9553, 9922, 14883, 15378, 19106, 23067, 28193, 28659, 29766, 44649, 46134, 56386, 57318, 84579, 85977, 89298, 105083, 169158, 171954, 210166, 253737, 315249, 507474, 630498, 945747, 1155913, 1891494, 2311826, 3467739, 6935478, 10403217, 20806434]

約数ペア:

[(1, 20806434), (2, 10403217), (3, 6935478), (6, 3467739), (9, 2311826), (11, 1891494), (18, 1155913), (22, 945747), (33, 630498), (41, 507474), (66, 315249), (82, 253737), (99, 210166), (121, 171954), (123, 169158), (198, 105083), (233, 89298), (242, 85977), (246, 84579), (363, 57318), (369, 56386), (451, 46134), (466, 44649), (699, 29766), (726, 28659), (738, 28193), (902, 23067), (1089, 19106), (1353, 15378), (1398, 14883), (2097, 9922), (2178, 9553), (2563, 8118), (2706, 7689), (4059, 5126), (4194, 4961)]