19868948

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{281}}^1\times {\mathrm{1607}}^1$

素因数の和:1903

約数の個数: 24

約数和(自身を含む): 38090304

約数和(自身を除く): 18221356

約数列:

[1, 2, 4, 11, 22, 44, 281, 562, 1124, 1607, 3091, 3214, 6182, 6428, 12364, 17677, 35354, 70708, 451567, 903134, 1806268, 4967237, 9934474, 19868948]

約数ペア:

[(1, 19868948), (2, 9934474), (4, 4967237), (11, 1806268), (22, 903134), (44, 451567), (281, 70708), (562, 35354), (1124, 17677), (1607, 12364), (3091, 6428), (3214, 6182)]