19029073

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{653}}^1$

素因数の和:864

約数の個数: 16

約数和(自身を含む): 22853376

約数和(自身を除く): 3824303

約数列:

[1, 7, 23, 161, 181, 653, 1267, 4163, 4571, 15019, 29141, 105133, 118193, 827351, 2718439, 19029073]

約数ペア:

[(1, 19029073), (7, 2718439), (23, 827351), (161, 118193), (181, 105133), (653, 29141), (1267, 15019), (4163, 4571)]