20038445

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{30133}}^1$

素因数の和:30164

約数の個数: 16

約数和(自身を含む): 28928640

約数和(自身を除く): 8890195

約数列:

[1, 5, 7, 19, 35, 95, 133, 665, 30133, 150665, 210931, 572527, 1054655, 2862635, 4007689, 20038445]

約数ペア:

[(1, 20038445), (5, 4007689), (7, 2862635), (19, 1054655), (35, 572527), (95, 210931), (133, 150665), (665, 30133)]