19254557

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{677}}^1$

素因数の和:940

約数の個数: 16

約数和(自身を含む): 23431680

約数和(自身を除く): 4177123

約数列:

[1, 7, 17, 119, 239, 677, 1673, 4063, 4739, 11509, 28441, 80563, 161803, 1132621, 2750651, 19254557]

約数ペア:

[(1, 19254557), (7, 2750651), (17, 1132621), (119, 161803), (239, 80563), (677, 28441), (1673, 11509), (4063, 4739)]