18443386

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1$

素因数の和:286

約数の個数: 32

約数和(自身を含む): 30820608

約数和(自身を除く): 12377222

約数列:

[1, 2, 13, 26, 71, 97, 103, 142, 194, 206, 923, 1261, 1339, 1846, 2522, 2678, 6887, 7313, 9991, 13774, 14626, 19982, 89531, 95069, 129883, 179062, 190138, 259766, 709361, 1418722, 9221693, 18443386]

約数ペア:

[(1, 18443386), (2, 9221693), (13, 1418722), (26, 709361), (71, 259766), (97, 190138), (103, 179062), (142, 129883), (194, 95069), (206, 89531), (923, 19982), (1261, 14626), (1339, 13774), (1846, 9991), (2522, 7313), (2678, 6887)]