20536254

素因数分解:

$2^1\times 3^4\times {\mathrm{109}}^1\times {\mathrm{1163}}^1$

素因数の和:1286

約数の個数: 40

約数和(自身を含む): 46478520

約数和(自身を除く): 25942266

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 109, 162, 218, 327, 654, 981, 1163, 1962, 2326, 2943, 3489, 5886, 6978, 8829, 10467, 17658, 20934, 31401, 62802, 94203, 126767, 188406, 253534, 380301, 760602, 1140903, 2281806, 3422709, 6845418, 10268127, 20536254]

約数ペア:

[(1, 20536254), (2, 10268127), (3, 6845418), (6, 3422709), (9, 2281806), (18, 1140903), (27, 760602), (54, 380301), (81, 253534), (109, 188406), (162, 126767), (218, 94203), (327, 62802), (654, 31401), (981, 20934), (1163, 17658), (1962, 10467), (2326, 8829), (2943, 6978), (3489, 5886)]