19764872

素因数分解:

$2^3\times {\mathrm{1381}}^1\times {\mathrm{1789}}^1$

素因数の和:3176

約数の個数: 16

約数和(自身を含む): 37106700

約数和(自身を除く): 17341828

約数列:

[1, 2, 4, 8, 1381, 1789, 2762, 3578, 5524, 7156, 11048, 14312, 2470609, 4941218, 9882436, 19764872]

約数ペア:

[(1, 19764872), (2, 9882436), (4, 4941218), (8, 2470609), (1381, 14312), (1789, 11048), (2762, 7156), (3578, 5524)]