19239922

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{433}}^1\times {\mathrm{1709}}^1$

素因数の和:2157

約数の個数: 16

約数和(自身を含む): 31169880

約数和(自身を除く): 11929958

約数列:

[1, 2, 13, 26, 433, 866, 1709, 3418, 5629, 11258, 22217, 44434, 739997, 1479994, 9619961, 19239922]

約数ペア:

[(1, 19239922), (2, 9619961), (13, 1479994), (26, 739997), (433, 44434), (866, 22217), (1709, 11258), (3418, 5629)]