19711934

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{8699}}^1$

素因数の和:8815

約数の個数: 16

約数和(自身を含む): 32572800

約数和(自身を除く): 12860866

約数列:

[1, 2, 11, 22, 103, 206, 1133, 2266, 8699, 17398, 95689, 191378, 895997, 1791994, 9855967, 19711934]

約数ペア:

[(1, 19711934), (2, 9855967), (11, 1791994), (22, 895997), (103, 191378), (206, 95689), (1133, 17398), (2266, 8699)]