20535039

素因数分解:

$3^4\times 7^1\times {\mathrm{36217}}^1$

素因数の和:36236

約数の個数: 20

約数和(自身を含む): 35059024

約数和(自身を除く): 14523985

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 36217, 108651, 253519, 325953, 760557, 977859, 2281671, 2933577, 6845013, 20535039]

約数ペア:

[(1, 20535039), (3, 6845013), (7, 2933577), (9, 2281671), (21, 977859), (27, 760557), (63, 325953), (81, 253519), (189, 108651), (567, 36217)]