19912320757

素因数分解:

$7^2\times {\mathrm{83}}^1\times {\mathrm{509}}^1\times {\mathrm{9619}}^1$

素因数の和:10225

約数の個数: 24

約数和(自身を含む): 23490885600

約数和(自身を除く): 3578564843

約数列:

[1, 7, 49, 83, 509, 581, 3563, 4067, 9619, 24941, 42247, 67333, 295729, 471331, 798377, 2070103, 4896071, 5588639, 34272497, 39120473, 239907479, 406373893, 2844617251, 19912320757]

約数ペア:

[(1, 19912320757), (7, 2844617251), (49, 406373893), (83, 239907479), (509, 39120473), (581, 34272497), (3563, 5588639), (4067, 4896071), (9619, 2070103), (24941, 798377), (42247, 471331), (67333, 295729)]