31641806

素因数分解:

$2^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{21943}}^1$

素因数の和:22055

約数の個数: 16

約数和(自身を含む): 54772224

約数和(自身を除く): 23130418

約数列:

[1, 2, 7, 14, 103, 206, 721, 1442, 21943, 43886, 153601, 307202, 2260129, 4520258, 15820903, 31641806]

約数ペア:

[(1, 31641806), (2, 15820903), (7, 4520258), (14, 2260129), (103, 307202), (206, 153601), (721, 43886), (1442, 21943)]