20808515559

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{2414261}}^1$

素因数の和:2414307

約数の個数: 24

約数和(自身を含む): 31810316112

約数和(自身を除く): 11001800553

約数列:

[1, 3, 13, 17, 39, 51, 169, 221, 507, 663, 2873, 8619, 2414261, 7242783, 31385393, 41042437, 94156179, 123127311, 408010109, 533551681, 1224030327, 1600655043, 6936171853, 20808515559]

約数ペア:

[(1, 20808515559), (3, 6936171853), (13, 1600655043), (17, 1224030327), (39, 533551681), (51, 408010109), (169, 123127311), (221, 94156179), (507, 41042437), (663, 31385393), (2873, 7242783), (8619, 2414261)]