19324739

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{167}}^1\times {\mathrm{271}}^1$

素因数の和:506

約数の個数: 16

約数和(自身を含む): 22665216

約数和(自身を除く): 3340477

約数列:

[1, 7, 61, 167, 271, 427, 1169, 1897, 10187, 16531, 45257, 71309, 115717, 316799, 2760677, 19324739]

約数ペア:

[(1, 19324739), (7, 2760677), (61, 316799), (167, 115717), (271, 71309), (427, 45257), (1169, 16531), (1897, 10187)]