19551513

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{20177}}^1$

素因数の和:20216

約数の個数: 16

約数和(自身を含む): 29056320

約数和(自身を除く): 9504807

約数列:

[1, 3, 17, 19, 51, 57, 323, 969, 20177, 60531, 343009, 383363, 1029027, 1150089, 6517171, 19551513]

約数ペア:

[(1, 19551513), (3, 6517171), (17, 1150089), (19, 1029027), (51, 383363), (57, 343009), (323, 60531), (969, 20177)]