19191543

素因数分解:

$3^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{4639}}^1$

素因数の和:4846

約数の個数: 16

約数和(自身を含む): 29399040

約数和(自身を除く): 10207497

約数列:

[1, 3, 7, 21, 197, 591, 1379, 4137, 4639, 13917, 32473, 97419, 913883, 2741649, 6397181, 19191543]

約数ペア:

[(1, 19191543), (3, 6397181), (7, 2741649), (21, 913883), (197, 97419), (591, 32473), (1379, 13917), (4137, 4639)]