20395998

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{161873}}^1$

素因数の和:161888

約数の個数: 24

約数和(自身を含む): 50504688

約数和(自身を除く): 30108690

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 161873, 323746, 485619, 971238, 1133111, 1456857, 2266222, 2913714, 3399333, 6798666, 10197999, 20395998]

約数ペア:

[(1, 20395998), (2, 10197999), (3, 6798666), (6, 3399333), (7, 2913714), (9, 2266222), (14, 1456857), (18, 1133111), (21, 971238), (42, 485619), (63, 323746), (126, 161873)]