19393383

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{1381}}^1$

素因数の和:1566

約数の個数: 16

約数和(自身を含む): 26888192

約数和(自身を除く): 7494809

約数列:

[1, 3, 31, 93, 151, 453, 1381, 4143, 4681, 14043, 42811, 128433, 208531, 625593, 6464461, 19393383]

約数ペア:

[(1, 19393383), (3, 6464461), (31, 625593), (93, 208531), (151, 128433), (453, 42811), (1381, 14043), (4143, 4681)]