20610915

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5563}}^1$

素因数の和:5603

約数の個数: 32

約数和(自身を含む): 37390080

約数和(自身を除く): 16779165

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 65, 95, 195, 247, 285, 741, 1235, 3705, 5563, 16689, 27815, 72319, 83445, 105697, 216957, 317091, 361595, 528485, 1084785, 1374061, 1585455, 4122183, 6870305, 20610915]

約数ペア:

[(1, 20610915), (3, 6870305), (5, 4122183), (13, 1585455), (15, 1374061), (19, 1084785), (39, 528485), (57, 361595), (65, 317091), (95, 216957), (195, 105697), (247, 83445), (285, 72319), (741, 27815), (1235, 16689), (3705, 5563)]