18694407

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{5471}}^1$

素因数の和:5558

約数の個数: 16

約数和(自身を含む): 26790912

約数和(自身を除く): 8096505

約数列:

[1, 3, 17, 51, 67, 201, 1139, 3417, 5471, 16413, 93007, 279021, 366557, 1099671, 6231469, 18694407]

約数ペア:

[(1, 18694407), (3, 6231469), (17, 1099671), (51, 366557), (67, 279021), (201, 93007), (1139, 16413), (3417, 5471)]