20851927446

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{1559}}^1\times {\mathrm{318457}}^1$

素因数の和:320028

約数の個数: 32

約数和(自身を含む): 47692270080

約数和(自身を除く): 26840342634

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 1559, 3118, 4677, 9354, 10913, 21826, 32739, 65478, 318457, 636914, 955371, 1910742, 2229199, 4458398, 6687597, 13375194, 496474463, 992948926, 1489423389, 2978846778, 3475321241, 6950642482, 10425963723, 20851927446]

約数ペア:

[(1, 20851927446), (2, 10425963723), (3, 6950642482), (6, 3475321241), (7, 2978846778), (14, 1489423389), (21, 992948926), (42, 496474463), (1559, 13375194), (3118, 6687597), (4677, 4458398), (9354, 2229199), (10913, 1910742), (21826, 955371), (32739, 636914), (65478, 318457)]