18090990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{201011}}^1$

素因数の和:201024

約数の個数: 24

約数和(自身を含む): 47036808

約数和(自身を除く): 28945818

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 201011, 402022, 603033, 1005055, 1206066, 1809099, 2010110, 3015165, 3618198, 6030330, 9045495, 18090990]

約数ペア:

[(1, 18090990), (2, 9045495), (3, 6030330), (5, 3618198), (6, 3015165), (9, 2010110), (10, 1809099), (15, 1206066), (18, 1005055), (30, 603033), (45, 402022), (90, 201011)]