19642572

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{12689}}^1$

素因数の和:12742

約数の個数: 36

約数和(自身を含む): 50810760

約数和(自身を除く): 31168188

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 258, 387, 516, 774, 1548, 12689, 25378, 38067, 50756, 76134, 114201, 152268, 228402, 456804, 545627, 1091254, 1636881, 2182508, 3273762, 4910643, 6547524, 9821286, 19642572]

約数ペア:

[(1, 19642572), (2, 9821286), (3, 6547524), (4, 4910643), (6, 3273762), (9, 2182508), (12, 1636881), (18, 1091254), (36, 545627), (43, 456804), (86, 228402), (129, 152268), (172, 114201), (258, 76134), (387, 50756), (516, 38067), (774, 25378), (1548, 12689)]