19304048

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{16993}}^1$

素因数の和:17072

約数の個数: 20

約数和(自身を含む): 37930608

約数和(自身を除く): 18626560

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 16993, 33986, 67972, 135944, 271888, 1206503, 2413006, 4826012, 9652024, 19304048]

約数ペア:

[(1, 19304048), (2, 9652024), (4, 4826012), (8, 2413006), (16, 1206503), (71, 271888), (142, 135944), (284, 67972), (568, 33986), (1136, 16993)]