19628962

素因数分解:

$2^1\times {\mathrm{149}}^1\times {\mathrm{199}}^1\times {\mathrm{331}}^1$

素因数の和:681

約数の個数: 16

約数和(自身を含む): 29880000

約数和(自身を除く): 10251038

約数列:

[1, 2, 149, 199, 298, 331, 398, 662, 29651, 49319, 59302, 65869, 98638, 131738, 9814481, 19628962]

約数ペア:

[(1, 19628962), (2, 9814481), (149, 131738), (199, 98638), (298, 65869), (331, 59302), (398, 49319), (662, 29651)]