19156982

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{4259}}^1$

素因数の和:4447

約数の個数: 16

約数和(自身を含む): 31132080

約数和(自身を除く): 11975098

約数列:

[1, 2, 13, 26, 173, 346, 2249, 4259, 4498, 8518, 55367, 110734, 736807, 1473614, 9578491, 19156982]

約数ペア:

[(1, 19156982), (2, 9578491), (13, 1473614), (26, 736807), (173, 110734), (346, 55367), (2249, 8518), (4259, 4498)]