20791026

素因数分解:

$2^1\times 3^3\times {\mathrm{521}}^1\times {\mathrm{739}}^1$

素因数の和:1271

約数の個数: 32

約数和(自身を含む): 46353600

約数和(自身を除く): 25562574

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 521, 739, 1042, 1478, 1563, 2217, 3126, 4434, 4689, 6651, 9378, 13302, 14067, 19953, 28134, 39906, 385019, 770038, 1155057, 2310114, 3465171, 6930342, 10395513, 20791026]

約数ペア:

[(1, 20791026), (2, 10395513), (3, 6930342), (6, 3465171), (9, 2310114), (18, 1155057), (27, 770038), (54, 385019), (521, 39906), (739, 28134), (1042, 19953), (1478, 14067), (1563, 13302), (2217, 9378), (3126, 6651), (4434, 4689)]