18859281

素因数分解:

$3^1\times 7^1\times {\mathrm{317}}^1\times {\mathrm{2833}}^1$

素因数の和:3160

約数の個数: 16

約数和(自身を含む): 28838784

約数和(自身を除く): 9979503

約数列:

[1, 3, 7, 21, 317, 951, 2219, 2833, 6657, 8499, 19831, 59493, 898061, 2694183, 6286427, 18859281]

約数ペア:

[(1, 18859281), (3, 6286427), (7, 2694183), (21, 898061), (317, 59493), (951, 19831), (2219, 8499), (2833, 6657)]