20798701278

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{65404721}}^1$

素因数の和:65404779

約数の個数: 16

約数和(自身を含む): 42382259856

約数和(自身を除く): 21583558578

約数列:

[1, 2, 3, 6, 53, 106, 159, 318, 65404721, 130809442, 196214163, 392428326, 3466450213, 6932900426, 10399350639, 20798701278]

約数ペア:

[(1, 20798701278), (2, 10399350639), (3, 6932900426), (6, 3466450213), (53, 392428326), (106, 196214163), (159, 130809442), (318, 65404721)]