16890224

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{81203}}^1$

素因数の和:81224

約数の個数: 20

約数和(自身を含む): 35242536

約数和(自身を除く): 18352312

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 81203, 162406, 324812, 649624, 1055639, 1299248, 2111278, 4222556, 8445112, 16890224]

約数ペア:

[(1, 16890224), (2, 8445112), (4, 4222556), (8, 2111278), (13, 1299248), (16, 1055639), (26, 649624), (52, 324812), (104, 162406), (208, 81203)]