19379025

素因数分解:

$3^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{2003}}^1$

素因数の和:2062

約数の個数: 36

約数和(自身を含む): 35534928

約数和(自身を除く): 16155903

約数列:

[1, 3, 5, 9, 15, 25, 43, 45, 75, 129, 215, 225, 387, 645, 1075, 1935, 2003, 3225, 6009, 9675, 10015, 18027, 30045, 50075, 86129, 90135, 150225, 258387, 430645, 450675, 775161, 1291935, 2153225, 3875805, 6459675, 19379025]

約数ペア:

[(1, 19379025), (3, 6459675), (5, 3875805), (9, 2153225), (15, 1291935), (25, 775161), (43, 450675), (45, 430645), (75, 258387), (129, 150225), (215, 90135), (225, 86129), (387, 50075), (645, 30045), (1075, 18027), (1935, 10015), (2003, 9675), (3225, 6009)]