18119991

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1\times {\mathrm{823}}^1$

素因数の和:1046

約数の個数: 16

約数和(自身を含む): 24917760

約数和(自身を除く): 6797769

約数列:

[1, 3, 41, 123, 179, 537, 823, 2469, 7339, 22017, 33743, 101229, 147317, 441951, 6039997, 18119991]

約数ペア:

[(1, 18119991), (3, 6039997), (41, 441951), (123, 147317), (179, 101229), (537, 33743), (823, 22017), (2469, 7339)]