17912078

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{439}}^1\times {\mathrm{887}}^1$

素因数の和:1351

約数の個数: 16

約数和(自身を含む): 28131840

約数和(自身を除く): 10219762

約数列:

[1, 2, 23, 46, 439, 878, 887, 1774, 10097, 20194, 20401, 40802, 389393, 778786, 8956039, 17912078]

約数ペア:

[(1, 17912078), (2, 8956039), (23, 778786), (46, 389393), (439, 40802), (878, 20401), (887, 20194), (1774, 10097)]