18945714

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{73433}}^1$

素因数の和:73481

約数の個数: 16

約数和(自身を含む): 38773152

約数和(自身を除く): 19827438

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 73433, 146866, 220299, 440598, 3157619, 6315238, 9472857, 18945714]

約数ペア:

[(1, 18945714), (2, 9472857), (3, 6315238), (6, 3157619), (43, 440598), (86, 220299), (129, 146866), (258, 73433)]