18650360

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{27427}}^1$

素因数の和:27455

約数の個数: 32

約数和(自身を含む): 44433360

約数和(自身を除く): 25783000

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 27427, 54854, 109708, 137135, 219416, 274270, 466259, 548540, 932518, 1097080, 1865036, 2331295, 3730072, 4662590, 9325180, 18650360]

約数ペア:

[(1, 18650360), (2, 9325180), (4, 4662590), (5, 3730072), (8, 2331295), (10, 1865036), (17, 1097080), (20, 932518), (34, 548540), (40, 466259), (68, 274270), (85, 219416), (136, 137135), (170, 109708), (340, 54854), (680, 27427)]