20638110

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{6679}}^1$

素因数の和:6792

約数の個数: 32

約数和(自身を含む): 50019840

約数和(自身を除く): 29381730

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 103, 206, 309, 515, 618, 1030, 1545, 3090, 6679, 13358, 20037, 33395, 40074, 66790, 100185, 200370, 687937, 1375874, 2063811, 3439685, 4127622, 6879370, 10319055, 20638110]

約数ペア:

[(1, 20638110), (2, 10319055), (3, 6879370), (5, 4127622), (6, 3439685), (10, 2063811), (15, 1375874), (30, 687937), (103, 200370), (206, 100185), (309, 66790), (515, 40074), (618, 33395), (1030, 20037), (1545, 13358), (3090, 6679)]