19523395

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{59}}^1\times {\mathrm{229}}^1$

素因数の和:327

約数の個数: 24

約数和(自身を含む): 25419600

約数和(自身を除く): 5896205

約数列:

[1, 5, 17, 59, 85, 229, 289, 295, 1003, 1145, 1445, 3893, 5015, 13511, 17051, 19465, 66181, 67555, 85255, 229687, 330905, 1148435, 3904679, 19523395]

約数ペア:

[(1, 19523395), (5, 3904679), (17, 1148435), (59, 330905), (85, 229687), (229, 85255), (289, 67555), (295, 66181), (1003, 19465), (1145, 17051), (1445, 13511), (3893, 5015)]