11897990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4817}}^1$

素因数の和:4856

約数の個数: 32

約数和(自身を含む): 24282720

約数和(自身を除く): 12384730

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 4817, 9634, 24085, 48170, 62621, 91523, 125242, 183046, 313105, 457615, 626210, 915230, 1189799, 2379598, 5948995, 11897990]

約数ペア:

[(1, 11897990), (2, 5948995), (5, 2379598), (10, 1189799), (13, 915230), (19, 626210), (26, 457615), (38, 313105), (65, 183046), (95, 125242), (130, 91523), (190, 62621), (247, 48170), (494, 24085), (1235, 9634), (2470, 4817)]