18946554

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{1117}}^1$

素因数の和:1390

約数の個数: 32

約数和(自身を含む): 41535936

約数和(自身を除く): 22589382

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 257, 514, 771, 1117, 1542, 2234, 2827, 3351, 5654, 6702, 8481, 12287, 16962, 24574, 36861, 73722, 287069, 574138, 861207, 1722414, 3157759, 6315518, 9473277, 18946554]

約数ペア:

[(1, 18946554), (2, 9473277), (3, 6315518), (6, 3157759), (11, 1722414), (22, 861207), (33, 574138), (66, 287069), (257, 73722), (514, 36861), (771, 24574), (1117, 16962), (1542, 12287), (2234, 8481), (2827, 6702), (3351, 5654)]