19413392

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{13633}}^1$

素因数の和:13730

約数の個数: 20

約数和(自身を含む): 38038860

約数和(自身を除く): 18625468

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 13633, 27266, 54532, 109064, 218128, 1213337, 2426674, 4853348, 9706696, 19413392]

約数ペア:

[(1, 19413392), (2, 9706696), (4, 4853348), (8, 2426674), (16, 1213337), (89, 218128), (178, 109064), (356, 54532), (712, 27266), (1424, 13633)]