18257282

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{941}}^1$

素因数の和:1141

約数の個数: 16

約数和(自身を含む): 27977400

約数和(自身を除く): 9720118

約数列:

[1, 2, 89, 109, 178, 218, 941, 1882, 9701, 19402, 83749, 102569, 167498, 205138, 9128641, 18257282]

約数ペア:

[(1, 18257282), (2, 9128641), (89, 205138), (109, 167498), (178, 102569), (218, 83749), (941, 19402), (1882, 9701)]