19605675

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{15377}}^1$

素因数の和:15407

約数の個数: 24

約数和(自身を含む): 34323696

約数和(自身を除く): 14718021

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 425, 1275, 15377, 46131, 76885, 230655, 261409, 384425, 784227, 1153275, 1307045, 3921135, 6535225, 19605675]

約数ペア:

[(1, 19605675), (3, 6535225), (5, 3921135), (15, 1307045), (17, 1153275), (25, 784227), (51, 384425), (75, 261409), (85, 230655), (255, 76885), (425, 46131), (1275, 15377)]