18899450

素因数分解:

$2^1\times 5^2\times {\mathrm{191}}^1\times {\mathrm{1979}}^1$

素因数の和:2182

約数の個数: 24

約数和(自身を含む): 35354880

約数和(自身を除く): 16455430

約数列:

[1, 2, 5, 10, 25, 50, 191, 382, 955, 1910, 1979, 3958, 4775, 9550, 9895, 19790, 49475, 98950, 377989, 755978, 1889945, 3779890, 9449725, 18899450]

約数ペア:

[(1, 18899450), (2, 9449725), (5, 3779890), (10, 1889945), (25, 755978), (50, 377989), (191, 98950), (382, 49475), (955, 19790), (1910, 9895), (1979, 9550), (3958, 4775)]