20199387401885

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{241}}^1\times {\mathrm{349}}^1\times {\mathrm{1656257}}^1$

素因数の和:1656881

約数の個数: 32

約数和(自身を含む): 25251309468000

約数和(自身を除く): 5051922066115

約数列:

[1, 5, 29, 145, 241, 349, 1205, 1745, 6989, 10121, 34945, 50605, 84109, 420545, 1656257, 2439161, 8281285, 12195805, 48031453, 240157265, 399157937, 578033693, 1995789685, 2890168465, 11575580173, 16762977097, 57877900865, 83814885485, 139306120013, 696530600065, 4039877480377, 20199387401885]

約数ペア:

[(1, 20199387401885), (5, 4039877480377), (29, 696530600065), (145, 139306120013), (241, 83814885485), (349, 57877900865), (1205, 16762977097), (1745, 11575580173), (6989, 2890168465), (10121, 1995789685), (34945, 578033693), (50605, 399157937), (84109, 240157265), (420545, 48031453), (1656257, 12195805), (2439161, 8281285)]