19022224

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{91453}}^1$

素因数の和:91474

約数の個数: 20

約数和(自身を含む): 39691036

約数和(自身を除く): 20668812

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 91453, 182906, 365812, 731624, 1188889, 1463248, 2377778, 4755556, 9511112, 19022224]

約数ペア:

[(1, 19022224), (2, 9511112), (4, 4755556), (8, 2377778), (13, 1463248), (16, 1188889), (26, 731624), (52, 365812), (104, 182906), (208, 91453)]