19786284

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{78517}}^1$

素因数の和:78534

約数の個数: 36

約数和(自身を含む): 57161104

約数和(自身を除く): 37374820

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 78517, 157034, 235551, 314068, 471102, 549619, 706653, 942204, 1099238, 1413306, 1648857, 2198476, 2826612, 3297714, 4946571, 6595428, 9893142, 19786284]

約数ペア:

[(1, 19786284), (2, 9893142), (3, 6595428), (4, 4946571), (6, 3297714), (7, 2826612), (9, 2198476), (12, 1648857), (14, 1413306), (18, 1099238), (21, 942204), (28, 706653), (36, 549619), (42, 471102), (63, 314068), (84, 235551), (126, 157034), (252, 78517)]