18657804

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{1321}}^1$

素因数の和:1446

約数の個数: 48

約数和(自身を含む): 47972736

約数和(自身を除く): 29314932

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 107, 132, 214, 321, 428, 642, 1177, 1284, 1321, 2354, 2642, 3531, 3963, 4708, 5284, 7062, 7926, 14124, 14531, 15852, 29062, 43593, 58124, 87186, 141347, 174372, 282694, 424041, 565388, 848082, 1554817, 1696164, 3109634, 4664451, 6219268, 9328902, 18657804]

約数ペア:

[(1, 18657804), (2, 9328902), (3, 6219268), (4, 4664451), (6, 3109634), (11, 1696164), (12, 1554817), (22, 848082), (33, 565388), (44, 424041), (66, 282694), (107, 174372), (132, 141347), (214, 87186), (321, 58124), (428, 43593), (642, 29062), (1177, 15852), (1284, 14531), (1321, 14124), (2354, 7926), (2642, 7062), (3531, 5284), (3963, 4708)]