27925678

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{20809}}^1$

素因数の和:20883

約数の個数: 16

約数和(自身を含む): 46447920

約数和(自身を除く): 18522242

約数列:

[1, 2, 11, 22, 61, 122, 671, 1342, 20809, 41618, 228899, 457798, 1269349, 2538698, 13962839, 27925678]

約数ペア:

[(1, 27925678), (2, 13962839), (11, 2538698), (22, 1269349), (61, 457798), (122, 228899), (671, 41618), (1342, 20809)]