19864174

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{19211}}^1$

素因数の和:19271

約数の個数: 16

約数和(自身を含む): 33198336

約数和(自身を除く): 13334162

約数列:

[1, 2, 11, 22, 47, 94, 517, 1034, 19211, 38422, 211321, 422642, 902917, 1805834, 9932087, 19864174]

約数ペア:

[(1, 19864174), (2, 9932087), (11, 1805834), (22, 902917), (47, 422642), (94, 211321), (517, 38422), (1034, 19211)]