20260555

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{30467}}^1$

素因数の和:30498

約数の個数: 16

約数和(自身を含む): 29249280

約数和(自身を除く): 8988725

約数列:

[1, 5, 7, 19, 35, 95, 133, 665, 30467, 152335, 213269, 578873, 1066345, 2894365, 4052111, 20260555]

約数ペア:

[(1, 20260555), (5, 4052111), (7, 2894365), (19, 1066345), (35, 578873), (95, 213269), (133, 152335), (665, 30467)]