20903010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{641}}^1\times {\mathrm{1087}}^1$

素因数の和:1738

約数の個数: 32

約数和(自身を含む): 50291712

約数和(自身を除く): 29388702

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 641, 1087, 1282, 1923, 2174, 3205, 3261, 3846, 5435, 6410, 6522, 9615, 10870, 16305, 19230, 32610, 696767, 1393534, 2090301, 3483835, 4180602, 6967670, 10451505, 20903010]

約数ペア:

[(1, 20903010), (2, 10451505), (3, 6967670), (5, 4180602), (6, 3483835), (10, 2090301), (15, 1393534), (30, 696767), (641, 32610), (1087, 19230), (1282, 16305), (1923, 10870), (2174, 9615), (3205, 6522), (3261, 6410), (3846, 5435)]