19406750

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{7057}}^1$

素因数の和:7085

約数の個数: 32

約数和(自身を含む): 39637728

約数和(自身を除く): 20230978

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 125, 250, 275, 550, 1375, 2750, 7057, 14114, 35285, 70570, 77627, 155254, 176425, 352850, 388135, 776270, 882125, 1764250, 1940675, 3881350, 9703375, 19406750]

約数ペア:

[(1, 19406750), (2, 9703375), (5, 3881350), (10, 1940675), (11, 1764250), (22, 882125), (25, 776270), (50, 388135), (55, 352850), (110, 176425), (125, 155254), (250, 77627), (275, 70570), (550, 35285), (1375, 14114), (2750, 7057)]