19815530

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{283079}}^1$

素因数の和:283093

約数の個数: 16

約数和(自身を含む): 40763520

約数和(自身を除く): 20947990

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 283079, 566158, 1415395, 1981553, 2830790, 3963106, 9907765, 19815530]

約数ペア:

[(1, 19815530), (2, 9907765), (5, 3963106), (7, 2830790), (10, 1981553), (14, 1415395), (35, 566158), (70, 283079)]