19139230

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{173993}}^1$

素因数の和:174011

約数の個数: 16

約数和(自身を含む): 37582704

約数和(自身を除く): 18443474

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 173993, 347986, 869965, 1739930, 1913923, 3827846, 9569615, 19139230]

約数ペア:

[(1, 19139230), (2, 9569615), (5, 3827846), (10, 1913923), (11, 1739930), (22, 869965), (55, 347986), (110, 173993)]