18527210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{2689}}^1$

素因数の和:2762

約数の個数: 32

約数和(自身を含む): 36605520

約数和(自身を除く): 18078310

約数列:

[1, 2, 5, 10, 13, 26, 53, 65, 106, 130, 265, 530, 689, 1378, 2689, 3445, 5378, 6890, 13445, 26890, 34957, 69914, 142517, 174785, 285034, 349570, 712585, 1425170, 1852721, 3705442, 9263605, 18527210]

約数ペア:

[(1, 18527210), (2, 9263605), (5, 3705442), (10, 1852721), (13, 1425170), (26, 712585), (53, 349570), (65, 285034), (106, 174785), (130, 142517), (265, 69914), (530, 34957), (689, 26890), (1378, 13445), (2689, 6890), (3445, 5378)]