19705170

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{656839}}^1$

素因数の和:656849

約数の個数: 16

約数和(自身を含む): 47292480

約数和(自身を除く): 27587310

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 656839, 1313678, 1970517, 3284195, 3941034, 6568390, 9852585, 19705170]

約数ペア:

[(1, 19705170), (2, 9852585), (3, 6568390), (5, 3941034), (6, 3284195), (10, 1970517), (15, 1313678), (30, 656839)]