19171478

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{10639}}^1$

素因数の和:10711

約数の個数: 16

約数和(自身を含む): 31026240

約数和(自身を除く): 11854762

約数列:

[1, 2, 17, 34, 53, 106, 901, 1802, 10639, 21278, 180863, 361726, 563867, 1127734, 9585739, 19171478]

約数ペア:

[(1, 19171478), (2, 9585739), (17, 1127734), (34, 563867), (53, 361726), (106, 180863), (901, 21278), (1802, 10639)]