18892857

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{3833}}^1$

素因数の和:3920

約数の個数: 16

約数和(自身を含む): 26500608

約数和(自身を除く): 7607751

約数列:

[1, 3, 31, 53, 93, 159, 1643, 3833, 4929, 11499, 118823, 203149, 356469, 609447, 6297619, 18892857]

約数ペア:

[(1, 18892857), (3, 6297619), (31, 609447), (53, 356469), (93, 203149), (159, 118823), (1643, 11499), (3833, 4929)]