19607818

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{1117}}^1$

素因数の和:1317

約数の個数: 16

約数和(自身を含む): 30105504

約数和(自身を除く): 10497686

約数列:

[1, 2, 67, 131, 134, 262, 1117, 2234, 8777, 17554, 74839, 146327, 149678, 292654, 9803909, 19607818]

約数ペア:

[(1, 19607818), (2, 9803909), (67, 292654), (131, 149678), (134, 146327), (262, 74839), (1117, 17554), (2234, 8777)]