2018702979

素因数分解:

$3^4\times {\mathrm{587}}^1\times {\mathrm{42457}}^1$

素因数の和:43056

約数の個数: 20

約数和(自身を含む): 3020801784

約数和(自身を除く): 1002098805

約数列:

[1, 3, 9, 27, 81, 587, 1761, 5283, 15849, 42457, 47547, 127371, 382113, 1146339, 3439017, 24922259, 74766777, 224300331, 672900993, 2018702979]

約数ペア:

[(1, 2018702979), (3, 672900993), (9, 224300331), (27, 74766777), (81, 24922259), (587, 3439017), (1761, 1146339), (5283, 382113), (15849, 127371), (42457, 47547)]