19669664

素因数分解:

$2^5\times 7^1\times {\mathrm{87811}}^1$

素因数の和:87828

約数の個数: 24

約数和(自身を含む): 44257248

約数和(自身を除く): 24587584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 87811, 175622, 351244, 614677, 702488, 1229354, 1404976, 2458708, 2809952, 4917416, 9834832, 19669664]

約数ペア:

[(1, 19669664), (2, 9834832), (4, 4917416), (7, 2809952), (8, 2458708), (14, 1404976), (16, 1229354), (28, 702488), (32, 614677), (56, 351244), (112, 175622), (224, 87811)]