19085456

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{91757}}^1$

素因数の和:91778

約数の個数: 20

約数和(自身を含む): 39822972

約数和(自身を除く): 20737516

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 91757, 183514, 367028, 734056, 1192841, 1468112, 2385682, 4771364, 9542728, 19085456]

約数ペア:

[(1, 19085456), (2, 9542728), (4, 4771364), (8, 2385682), (13, 1468112), (16, 1192841), (26, 734056), (52, 367028), (104, 183514), (208, 91757)]