18107820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{33533}}^1$

素因数の和:33551

約数の個数: 48

約数和(自身を含む): 56337120

約数和(自身を除く): 38229300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 33533, 67066, 100599, 134132, 167665, 201198, 301797, 335330, 402396, 502995, 603594, 670660, 905391, 1005990, 1207188, 1508985, 1810782, 2011980, 3017970, 3621564, 4526955, 6035940, 9053910, 18107820]

約数ペア:

[(1, 18107820), (2, 9053910), (3, 6035940), (4, 4526955), (5, 3621564), (6, 3017970), (9, 2011980), (10, 1810782), (12, 1508985), (15, 1207188), (18, 1005990), (20, 905391), (27, 670660), (30, 603594), (36, 502995), (45, 402396), (54, 335330), (60, 301797), (90, 201198), (108, 167665), (135, 134132), (180, 100599), (270, 67066), (540, 33533)]