18640422

素因数分解:

$2^1\times 3^3\times {\mathrm{345193}}^1$

素因数の和:345204

約数の個数: 16

約数和(自身を含む): 41423280

約数和(自身を除く): 22782858

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 345193, 690386, 1035579, 2071158, 3106737, 6213474, 9320211, 18640422]

約数ペア:

[(1, 18640422), (2, 9320211), (3, 6213474), (6, 3106737), (9, 2071158), (18, 1035579), (27, 690386), (54, 345193)]