2018086407

素因数分解:

$3^4\times {\mathrm{5209}}^1\times {\mathrm{4783}}^1$

素因数の和:10004

約数の個数: 20

約数和(自身を含む): 3015881440

約数和(自身を除く): 997795033

約数列:

[1, 3, 9, 27, 81, 4783, 5209, 14349, 15627, 43047, 46881, 129141, 140643, 387423, 421929, 24914647, 74743941, 224231823, 672695469, 2018086407]

約数ペア:

[(1, 2018086407), (3, 672695469), (9, 224231823), (27, 74743941), (81, 24914647), (4783, 421929), (5209, 387423), (14349, 140643), (15627, 129141), (43047, 46881)]