19719326

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{38971}}^1$

素因数の和:39007

約数の個数: 16

約数和(自身を含む): 33671808

約数和(自身を除く): 13952482

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 38971, 77942, 428681, 857362, 896333, 1792666, 9859663, 19719326]

約数ペア:

[(1, 19719326), (2, 9859663), (11, 1792666), (22, 896333), (23, 857362), (46, 428681), (253, 77942), (506, 38971)]