19254994

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{21347}}^1$

素因数の和:21401

約数の個数: 16

約数和(自身を含む): 32278176

約数和(自身を除く): 13023182

約数列:

[1, 2, 11, 22, 41, 82, 451, 902, 21347, 42694, 234817, 469634, 875227, 1750454, 9627497, 19254994]

約数ペア:

[(1, 19254994), (2, 9627497), (11, 1750454), (22, 875227), (41, 469634), (82, 234817), (451, 42694), (902, 21347)]