18283880

素因数分解:

$2^3\times 5^1\times {\mathrm{457097}}^1$

素因数の和:457108

約数の個数: 16

約数和(自身を含む): 41138820

約数和(自身を除く): 22854940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 457097, 914194, 1828388, 2285485, 3656776, 4570970, 9141940, 18283880]

約数ペア:

[(1, 18283880), (2, 9141940), (4, 4570970), (5, 3656776), (8, 2285485), (10, 1828388), (20, 914194), (40, 457097)]