19951863

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{5839}}^1$

素因数の和:5926

約数の個数: 16

約数和(自身を含む): 28592640

約数和(自身を除く): 8640777

約数列:

[1, 3, 17, 51, 67, 201, 1139, 3417, 5839, 17517, 99263, 297789, 391213, 1173639, 6650621, 19951863]

約数ペア:

[(1, 19951863), (3, 6650621), (17, 1173639), (51, 391213), (67, 297789), (201, 99263), (1139, 17517), (3417, 5839)]