19922529

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{773}}^1$

素因数の和:869

約数の個数: 24

約数和(自身を含む): 29647296

約数和(自身を除く): 9724767

約数列:

[1, 3, 11, 33, 71, 121, 213, 363, 773, 781, 2319, 2343, 8503, 8591, 25509, 25773, 54883, 93533, 164649, 280599, 603713, 1811139, 6640843, 19922529]

約数ペア:

[(1, 19922529), (3, 6640843), (11, 1811139), (33, 603713), (71, 280599), (121, 164649), (213, 93533), (363, 54883), (773, 25773), (781, 25509), (2319, 8591), (2343, 8503)]