2020115421

素因数分解:

$3^2\times {\mathrm{109}}^1\times {\mathrm{197}}^1\times {\mathrm{10453}}^1$

素因数の和:10765

約数の個数: 24

約数和(自身を含む): 2959945560

約数和(自身を除く): 939830139

約数列:

[1, 3, 9, 109, 197, 327, 591, 981, 1773, 10453, 21473, 31359, 64419, 94077, 193257, 1139377, 2059241, 3418131, 6177723, 10254393, 18533169, 224457269, 673371807, 2020115421]

約数ペア:

[(1, 2020115421), (3, 673371807), (9, 224457269), (109, 18533169), (197, 10254393), (327, 6177723), (591, 3418131), (981, 2059241), (1773, 1139377), (10453, 193257), (21473, 94077), (31359, 64419)]