20238781

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1597}}^1$

素因数の和:1668

約数の個数: 16

約数和(自身を含む): 23011200

約数和(自身を除く): 2772419

約数列:

[1, 19, 23, 29, 437, 551, 667, 1597, 12673, 30343, 36731, 46313, 697889, 879947, 1065199, 20238781]

約数ペア:

[(1, 20238781), (19, 1065199), (23, 879947), (29, 697889), (437, 46313), (551, 36731), (667, 30343), (1597, 12673)]