18443883

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{661}}^1$

素因数の和:866

約数の個数: 16

約数和(自身を含む): 25166592

約数和(自身を除く): 6722709

約数列:

[1, 3, 71, 131, 213, 393, 661, 1983, 9301, 27903, 46931, 86591, 140793, 259773, 6147961, 18443883]

約数ペア:

[(1, 18443883), (3, 6147961), (71, 259773), (131, 140793), (213, 86591), (393, 46931), (661, 27903), (1983, 9301)]