2018747529

素因数分解:

$3^9\times {\mathrm{102563}}^1$

素因数の和:102590

約数の個数: 20

約数和(自身を含む): 3028099536

約数和(自身を除く): 1009352007

約数列:

[1, 3, 9, 27, 81, 243, 729, 2187, 6561, 19683, 102563, 307689, 923067, 2769201, 8307603, 24922809, 74768427, 224305281, 672915843, 2018747529]

約数ペア:

[(1, 2018747529), (3, 672915843), (9, 224305281), (27, 74768427), (81, 24922809), (243, 8307603), (729, 2769201), (2187, 923067), (6561, 307689), (19683, 102563)]