18789879

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{19391}}^1$

素因数の和:19430

約数の個数: 16

約数和(自身を含む): 27924480

約数和(自身を除く): 9134601

約数列:

[1, 3, 17, 19, 51, 57, 323, 969, 19391, 58173, 329647, 368429, 988941, 1105287, 6263293, 18789879]

約数ペア:

[(1, 18789879), (3, 6263293), (17, 1105287), (19, 988941), (51, 368429), (57, 329647), (323, 58173), (969, 19391)]