13891988

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{2011}}^1$

素因数の和:2183

約数の個数: 24

約数和(自身を含む): 26703264

約数和(自身を除く): 12811276

約数列:

[1, 2, 4, 11, 22, 44, 157, 314, 628, 1727, 2011, 3454, 4022, 6908, 8044, 22121, 44242, 88484, 315727, 631454, 1262908, 3472997, 6945994, 13891988]

約数ペア:

[(1, 13891988), (2, 6945994), (4, 3472997), (11, 1262908), (22, 631454), (44, 315727), (157, 88484), (314, 44242), (628, 22121), (1727, 8044), (2011, 6908), (3454, 4022)]