20212346548

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{311}}^1\times {\mathrm{6481}}^1$

素因数の和:6928

約数の個数: 48

約数和(自身を含む): 37373656320

約数和(自身を除く): 17161309772

約数列:

[1, 2, 4, 23, 46, 92, 109, 218, 311, 436, 622, 1244, 2507, 5014, 6481, 7153, 10028, 12962, 14306, 25924, 28612, 33899, 67798, 135596, 149063, 298126, 596252, 706429, 779677, 1412858, 1559354, 2015591, 2825716, 3118708, 4031182, 8062364, 16247867, 32495734, 46358593, 64991468, 92717186, 185434372, 219699419, 439398838, 878797676, 5053086637, 10106173274, 20212346548]

約数ペア:

[(1, 20212346548), (2, 10106173274), (4, 5053086637), (23, 878797676), (46, 439398838), (92, 219699419), (109, 185434372), (218, 92717186), (311, 64991468), (436, 46358593), (622, 32495734), (1244, 16247867), (2507, 8062364), (5014, 4031182), (6481, 3118708), (7153, 2825716), (10028, 2015591), (12962, 1559354), (14306, 1412858), (25924, 779677), (28612, 706429), (33899, 596252), (67798, 298126), (135596, 149063)]