20147138

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{281}}^1\times {\mathrm{3259}}^1$

素因数の和:3553

約数の個数: 16

約数和(自身を含む): 33095520

約数和(自身を除く): 12948382

約数列:

[1, 2, 11, 22, 281, 562, 3091, 3259, 6182, 6518, 35849, 71698, 915779, 1831558, 10073569, 20147138]

約数ペア:

[(1, 20147138), (2, 10073569), (11, 1831558), (22, 915779), (281, 71698), (562, 35849), (3091, 6518), (3259, 6182)]