19089104

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{17807}}^1$

素因数の和:17882

約数の個数: 20

約数和(自身を含む): 37539264

約数和(自身を除く): 18450160

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 17807, 35614, 71228, 142456, 284912, 1193069, 2386138, 4772276, 9544552, 19089104]

約数ペア:

[(1, 19089104), (2, 9544552), (4, 4772276), (8, 2386138), (16, 1193069), (67, 284912), (134, 142456), (268, 71228), (536, 35614), (1072, 17807)]