18539190

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{205991}}^1$

素因数の和:206004

約数の個数: 24

約数和(自身を含む): 48202128

約数和(自身を除く): 29662938

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 205991, 411982, 617973, 1029955, 1235946, 1853919, 2059910, 3089865, 3707838, 6179730, 9269595, 18539190]

約数ペア:

[(1, 18539190), (2, 9269595), (3, 6179730), (5, 3707838), (6, 3089865), (9, 2059910), (10, 1853919), (15, 1235946), (18, 1029955), (30, 617973), (45, 411982), (90, 205991)]