22019504

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{105863}}^1$

素因数の和:105884

約数の個数: 20

約数和(自身を含む): 45944976

約数和(自身を除く): 23925472

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 105863, 211726, 423452, 846904, 1376219, 1693808, 2752438, 5504876, 11009752, 22019504]

約数ペア:

[(1, 22019504), (2, 11009752), (4, 5504876), (8, 2752438), (13, 1693808), (16, 1376219), (26, 846904), (52, 423452), (104, 211726), (208, 105863)]