19379591

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{647}}^1$

素因数の和:1054

約数の個数: 16

約数和(自身を含む): 24261120

約数和(自身を除く): 4881529

約数列:

[1, 7, 11, 77, 389, 647, 2723, 4279, 4529, 7117, 29953, 49819, 251683, 1761781, 2768513, 19379591]

約数ペア:

[(1, 19379591), (7, 2768513), (11, 1761781), (77, 251683), (389, 49819), (647, 29953), (2723, 7117), (4279, 4529)]