18826225

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{4027}}^1$

素因数の和:4065

約数の個数: 24

約数和(自身を含む): 26971488

約数和(自身を除く): 8145263

約数列:

[1, 5, 11, 17, 25, 55, 85, 187, 275, 425, 935, 4027, 4675, 20135, 44297, 68459, 100675, 221485, 342295, 753049, 1107425, 1711475, 3765245, 18826225]

約数ペア:

[(1, 18826225), (5, 3765245), (11, 1711475), (17, 1107425), (25, 753049), (55, 342295), (85, 221485), (187, 100675), (275, 68459), (425, 44297), (935, 20135), (4027, 4675)]