2019976947

素因数分解:

$3^4\times {\mathrm{1019}}^1\times {\mathrm{24473}}^1$

素因数の和:25504

約数の個数: 20

約数和(自身を含む): 3020581080

約数和(自身を除く): 1000604133

約数列:

[1, 3, 9, 27, 81, 1019, 3057, 9171, 24473, 27513, 73419, 82539, 220257, 660771, 1982313, 24937987, 74813961, 224441883, 673325649, 2019976947]

約数ペア:

[(1, 2019976947), (3, 673325649), (9, 224441883), (27, 74813961), (81, 24937987), (1019, 1982313), (3057, 660771), (9171, 220257), (24473, 82539), (27513, 73419)]