20199808310

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{1401791}}^1$

素因数の和:1401940

約数の個数: 32

約数和(自身を含む): 39967893504

約数和(自身を除く): 19768085194

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 131, 262, 655, 1310, 1441, 2882, 7205, 14410, 1401791, 2803582, 7008955, 14017910, 15419701, 30839402, 77098505, 154197010, 183634621, 367269242, 918173105, 1836346210, 2019980831, 4039961662, 10099904155, 20199808310]

約数ペア:

[(1, 20199808310), (2, 10099904155), (5, 4039961662), (10, 2019980831), (11, 1836346210), (22, 918173105), (55, 367269242), (110, 183634621), (131, 154197010), (262, 77098505), (655, 30839402), (1310, 15419701), (1441, 14017910), (2882, 7008955), (7205, 2803582), (14410, 1401791)]