19371279

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{19991}}^1$

素因数の和:20030

約数の個数: 16

約数和(自身を含む): 28788480

約数和(自身を除く): 9417201

約数列:

[1, 3, 17, 19, 51, 57, 323, 969, 19991, 59973, 339847, 379829, 1019541, 1139487, 6457093, 19371279]

約数ペア:

[(1, 19371279), (3, 6457093), (17, 1139487), (19, 1019541), (51, 379829), (57, 339847), (323, 59973), (969, 19991)]