18061995

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{179}}^1$

素因数の和:256

約数の個数: 48

約数和(自身を含む): 34318080

約数和(自身を除く): 16256085

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 93, 105, 155, 179, 217, 465, 537, 651, 895, 961, 1085, 1253, 2685, 2883, 3255, 3759, 4805, 5549, 6265, 6727, 14415, 16647, 18795, 20181, 27745, 33635, 38843, 83235, 100905, 116529, 172019, 194215, 516057, 582645, 860095, 1204133, 2580285, 3612399, 6020665, 18061995]

約数ペア:

[(1, 18061995), (3, 6020665), (5, 3612399), (7, 2580285), (15, 1204133), (21, 860095), (31, 582645), (35, 516057), (93, 194215), (105, 172019), (155, 116529), (179, 100905), (217, 83235), (465, 38843), (537, 33635), (651, 27745), (895, 20181), (961, 18795), (1085, 16647), (1253, 14415), (2685, 6727), (2883, 6265), (3255, 5549), (3759, 4805)]