20004523

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{4259}}^1$

素因数の和:4338

約数の個数: 16

約数和(自身を含む): 25355520

約数和(自身を除く): 5350997

約数列:

[1, 7, 11, 61, 77, 427, 671, 4259, 4697, 29813, 46849, 259799, 327943, 1818593, 2857789, 20004523]

約数ペア:

[(1, 20004523), (7, 2857789), (11, 1818593), (61, 327943), (77, 259799), (427, 46849), (671, 29813), (4259, 4697)]