18749358117

素因数分解:

$3^4\times 7^1\times {\mathrm{33067651}}^1$

素因数の和:33067670

約数の個数: 20

約数和(自身を含む): 32009487136

約数和(自身を除く): 13260129019

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 33067651, 99202953, 231473557, 297608859, 694420671, 892826577, 2083262013, 2678479731, 6249786039, 18749358117]

約数ペア:

[(1, 18749358117), (3, 6249786039), (7, 2678479731), (9, 2083262013), (21, 892826577), (27, 694420671), (63, 297608859), (81, 231473557), (189, 99202953), (567, 33067651)]