18683357

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2039}}^1$

素因数の和:2081

約数の個数: 24

約数和(自身を含む): 25116480

約数和(自身を除く): 6433123

約数列:

[1, 7, 11, 17, 49, 77, 119, 187, 539, 833, 1309, 2039, 9163, 14273, 22429, 34663, 99911, 157003, 242641, 381293, 1099021, 1698487, 2669051, 18683357]

約数ペア:

[(1, 18683357), (7, 2669051), (11, 1698487), (17, 1099021), (49, 381293), (77, 242641), (119, 157003), (187, 99911), (539, 34663), (833, 22429), (1309, 14273), (2039, 9163)]