19454224

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{15391}}^1$

素因数の和:15478

約数の個数: 20

約数和(自身を含む): 38172160

約数和(自身を除く): 18717936

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 15391, 30782, 61564, 123128, 246256, 1215889, 2431778, 4863556, 9727112, 19454224]

約数ペア:

[(1, 19454224), (2, 9727112), (4, 4863556), (8, 2431778), (16, 1215889), (79, 246256), (158, 123128), (316, 61564), (632, 30782), (1264, 15391)]