2019950990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{287333}}^1$

素因数の和:287396

約数の個数: 32

約数和(自身を含む): 3930729120

約数和(自身を除く): 1910778130

約数列:

[1, 2, 5, 10, 19, 37, 38, 74, 95, 185, 190, 370, 703, 1406, 3515, 7030, 287333, 574666, 1436665, 2873330, 5459327, 10631321, 10918654, 21262642, 27296635, 53156605, 54593270, 106313210, 201995099, 403990198, 1009975495, 2019950990]

約数ペア:

[(1, 2019950990), (2, 1009975495), (5, 403990198), (10, 201995099), (19, 106313210), (37, 54593270), (38, 53156605), (74, 27296635), (95, 21262642), (185, 10918654), (190, 10631321), (370, 5459327), (703, 2873330), (1406, 1436665), (3515, 574666), (7030, 287333)]