19387275

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{11239}}^1$

素因数の和:11275

約数の個数: 24

約数和(自身を含む): 33450240

約数和(自身を除く): 14062965

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 115, 345, 575, 1725, 11239, 33717, 56195, 168585, 258497, 280975, 775491, 842925, 1292485, 3877455, 6462425, 19387275]

約数ペア:

[(1, 19387275), (3, 6462425), (5, 3877455), (15, 1292485), (23, 842925), (25, 775491), (69, 280975), (75, 258497), (115, 168585), (345, 56195), (575, 33717), (1725, 11239)]