20201648

素因数分解:

$2^4\times {\mathrm{359}}^1\times {\mathrm{3517}}^1$

素因数の和:3884

約数の個数: 20

約数和(自身を含む): 39260880

約数和(自身を除く): 19059232

約数列:

[1, 2, 4, 8, 16, 359, 718, 1436, 2872, 3517, 5744, 7034, 14068, 28136, 56272, 1262603, 2525206, 5050412, 10100824, 20201648]

約数ペア:

[(1, 20201648), (2, 10100824), (4, 5050412), (8, 2525206), (16, 1262603), (359, 56272), (718, 28136), (1436, 14068), (2872, 7034), (3517, 5744)]