19825883

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{1307}}^1$

素因数の和:1522

約数の個数: 16

約数和(自身を含む): 24862464

約数和(自身を除く): 5036581

約数列:

[1, 7, 11, 77, 197, 1307, 1379, 2167, 9149, 14377, 15169, 100639, 257479, 1802353, 2832269, 19825883]

約数ペア:

[(1, 19825883), (7, 2832269), (11, 1802353), (77, 257479), (197, 100639), (1307, 15169), (1379, 14377), (2167, 9149)]