19808062

素因数分解:

$2^1\times {\mathrm{157}}^1\times {\mathrm{199}}^1\times {\mathrm{317}}^1$

素因数の和:675

約数の個数: 16

約数和(自身を含む): 30146400

約数和(自身を除く): 10338338

約数列:

[1, 2, 157, 199, 314, 317, 398, 634, 31243, 49769, 62486, 63083, 99538, 126166, 9904031, 19808062]

約数ペア:

[(1, 19808062), (2, 9904031), (157, 126166), (199, 99538), (314, 63083), (317, 62486), (398, 49769), (634, 31243)]