20445141

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{1747}}^1$

素因数の和:1880

約数の個数: 16

約数和(自身を含む): 28191744

約数和(自身を除く): 7746603

約数列:

[1, 3, 47, 83, 141, 249, 1747, 3901, 5241, 11703, 82109, 145001, 246327, 435003, 6815047, 20445141]

約数ペア:

[(1, 20445141), (3, 6815047), (47, 435003), (83, 246327), (141, 145001), (249, 82109), (1747, 11703), (3901, 5241)]