18321904

素因数分解:

$2^4\times {\mathrm{167}}^1\times {\mathrm{6857}}^1$

素因数の和:7032

約数の個数: 20

約数和(自身を含む): 35716464

約数和(自身を除く): 17394560

約数列:

[1, 2, 4, 8, 16, 167, 334, 668, 1336, 2672, 6857, 13714, 27428, 54856, 109712, 1145119, 2290238, 4580476, 9160952, 18321904]

約数ペア:

[(1, 18321904), (2, 9160952), (4, 4580476), (8, 2290238), (16, 1145119), (167, 109712), (334, 54856), (668, 27428), (1336, 13714), (2672, 6857)]