19612750

素因数分解:

$2^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{4129}}^1$

素因数の和:4165

約数の個数: 32

約数和(自身を含む): 38656800

約数和(自身を除く): 19044050

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 125, 190, 250, 475, 950, 2375, 4129, 4750, 8258, 20645, 41290, 78451, 103225, 156902, 206450, 392255, 516125, 784510, 1032250, 1961275, 3922550, 9806375, 19612750]

約数ペア:

[(1, 19612750), (2, 9806375), (5, 3922550), (10, 1961275), (19, 1032250), (25, 784510), (38, 516125), (50, 392255), (95, 206450), (125, 156902), (190, 103225), (250, 78451), (475, 41290), (950, 20645), (2375, 8258), (4129, 4750)]