19108336

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{91867}}^1$

素因数の和:91888

約数の個数: 20

約数和(自身を含む): 39870712

約数和(自身を除く): 20762376

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 91867, 183734, 367468, 734936, 1194271, 1469872, 2388542, 4777084, 9554168, 19108336]

約数ペア:

[(1, 19108336), (2, 9554168), (4, 4777084), (8, 2388542), (13, 1469872), (16, 1194271), (26, 734936), (52, 367468), (104, 183734), (208, 91867)]