18878118

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{10453}}^1$

素因数の和:10508

約数の個数: 32

約数和(自身を含む): 44157696

約数和(自身を除く): 25279578

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 43, 86, 129, 258, 301, 602, 903, 1806, 10453, 20906, 31359, 62718, 73171, 146342, 219513, 439026, 449479, 898958, 1348437, 2696874, 3146353, 6292706, 9439059, 18878118]

約数ペア:

[(1, 18878118), (2, 9439059), (3, 6292706), (6, 3146353), (7, 2696874), (14, 1348437), (21, 898958), (42, 449479), (43, 439026), (86, 219513), (129, 146342), (258, 73171), (301, 62718), (602, 31359), (903, 20906), (1806, 10453)]