2038985

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{127}}^1$

素因数の和:177

約数の個数: 24

約数和(自身を含む): 2810880

約数和(自身を除く): 771895

約数列:

[1, 5, 13, 19, 65, 95, 127, 169, 247, 635, 845, 1235, 1651, 2413, 3211, 8255, 12065, 16055, 21463, 31369, 107315, 156845, 407797, 2038985]

約数ペア:

[(1, 2038985), (5, 407797), (13, 156845), (19, 107315), (65, 31369), (95, 21463), (127, 16055), (169, 12065), (247, 8255), (635, 3211), (845, 2413), (1235, 1651)]