20559978

素因数分解:

$2^1\times 3^2\times {\mathrm{463}}^1\times {\mathrm{2467}}^1$

素因数の和:2938

約数の個数: 24

約数和(自身を含む): 44660928

約数和(自身を除く): 24100950

約数列:

[1, 2, 3, 6, 9, 18, 463, 926, 1389, 2467, 2778, 4167, 4934, 7401, 8334, 14802, 22203, 44406, 1142221, 2284442, 3426663, 6853326, 10279989, 20559978]

約数ペア:

[(1, 20559978), (2, 10279989), (3, 6853326), (6, 3426663), (9, 2284442), (18, 1142221), (463, 44406), (926, 22203), (1389, 14802), (2467, 8334), (2778, 7401), (4167, 4934)]