18445788

素因数分解:

$2^2\times 3^2\times {\mathrm{307}}^1\times {\mathrm{1669}}^1$

素因数の和:1986

約数の個数: 36

約数和(自身を含む): 46806760

約数和(自身を除く): 28360972

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 307, 614, 921, 1228, 1669, 1842, 2763, 3338, 3684, 5007, 5526, 6676, 10014, 11052, 15021, 20028, 30042, 60084, 512383, 1024766, 1537149, 2049532, 3074298, 4611447, 6148596, 9222894, 18445788]

約数ペア:

[(1, 18445788), (2, 9222894), (3, 6148596), (4, 4611447), (6, 3074298), (9, 2049532), (12, 1537149), (18, 1024766), (36, 512383), (307, 60084), (614, 30042), (921, 20028), (1228, 15021), (1669, 11052), (1842, 10014), (2763, 6676), (3338, 5526), (3684, 5007)]