18686124

素因数分解:

$2^2\times 3^2\times {\mathrm{311}}^1\times {\mathrm{1669}}^1$

素因数の和:1990

約数の個数: 36

約数和(自身を含む): 47414640

約数和(自身を除く): 28728516

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 311, 622, 933, 1244, 1669, 1866, 2799, 3338, 3732, 5007, 5598, 6676, 10014, 11196, 15021, 20028, 30042, 60084, 519059, 1038118, 1557177, 2076236, 3114354, 4671531, 6228708, 9343062, 18686124]

約数ペア:

[(1, 18686124), (2, 9343062), (3, 6228708), (4, 4671531), (6, 3114354), (9, 2076236), (12, 1557177), (18, 1038118), (36, 519059), (311, 60084), (622, 30042), (933, 20028), (1244, 15021), (1669, 11196), (1866, 10014), (2799, 6676), (3338, 5598), (3732, 5007)]