16440982

素因数分解:

$2^1\times {\mathrm{101}}^1\times {\mathrm{199}}^1\times {\mathrm{409}}^1$

素因数の和:711

約数の個数: 16

約数和(自身を含む): 25092000

約数和(自身を除く): 8651018

約数列:

[1, 2, 101, 199, 202, 398, 409, 818, 20099, 40198, 41309, 81391, 82618, 162782, 8220491, 16440982]

約数ペア:

[(1, 16440982), (2, 8220491), (101, 162782), (199, 82618), (202, 81391), (398, 41309), (409, 40198), (818, 20099)]