18387378

素因数分解:

$2^1\times 3^3\times {\mathrm{163}}^1\times {\mathrm{2089}}^1$

素因数の和:2263

約数の個数: 32

約数和(自身を含む): 41131200

約数和(自身を除く): 22743822

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 163, 326, 489, 978, 1467, 2089, 2934, 4178, 4401, 6267, 8802, 12534, 18801, 37602, 56403, 112806, 340507, 681014, 1021521, 2043042, 3064563, 6129126, 9193689, 18387378]

約数ペア:

[(1, 18387378), (2, 9193689), (3, 6129126), (6, 3064563), (9, 2043042), (18, 1021521), (27, 681014), (54, 340507), (163, 112806), (326, 56403), (489, 37602), (978, 18801), (1467, 12534), (2089, 8802), (2934, 6267), (4178, 4401)]