19908742

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{33071}}^1$

素因数の和:33123

約数の個数: 16

約数和(自身を含む): 34924032

約数和(自身を除く): 15015290

約数列:

[1, 2, 7, 14, 43, 86, 301, 602, 33071, 66142, 231497, 462994, 1422053, 2844106, 9954371, 19908742]

約数ペア:

[(1, 19908742), (2, 9954371), (7, 2844106), (14, 1422053), (43, 462994), (86, 231497), (301, 66142), (602, 33071)]