20549744

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{14431}}^1$

素因数の和:14528

約数の個数: 20

約数和(自身を含む): 40265280

約数和(自身を除く): 19715536

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 14431, 28862, 57724, 115448, 230896, 1284359, 2568718, 5137436, 10274872, 20549744]

約数ペア:

[(1, 20549744), (2, 10274872), (4, 5137436), (8, 2568718), (16, 1284359), (89, 230896), (178, 115448), (356, 57724), (712, 28862), (1424, 14431)]