19464621

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{359}}^1$

素因数の和:457

約数の個数: 32

約数和(自身を含む): 29859840

約数和(自身を除く): 10395219

約数列:

[1, 3, 11, 31, 33, 53, 93, 159, 341, 359, 583, 1023, 1077, 1643, 1749, 3949, 4929, 11129, 11847, 18073, 19027, 33387, 54219, 57081, 122419, 209297, 367257, 589837, 627891, 1769511, 6488207, 19464621]

約数ペア:

[(1, 19464621), (3, 6488207), (11, 1769511), (31, 627891), (33, 589837), (53, 367257), (93, 209297), (159, 122419), (341, 57081), (359, 54219), (583, 33387), (1023, 19027), (1077, 18073), (1643, 11847), (1749, 11129), (3949, 4929)]