20554472015

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{276623}}^1$

素因数の和:276839

約数の個数: 32

約数和(自身を含む): 30911072256

約数和(自身を除く): 10356600241

約数列:

[1, 5, 7, 11, 35, 55, 77, 193, 385, 965, 1351, 2123, 6755, 10615, 14861, 74305, 276623, 1383115, 1936361, 3042853, 9681805, 15214265, 21299971, 53388239, 106499855, 266941195, 373717673, 587270629, 1868588365, 2936353145, 4110894403, 20554472015]

約数ペア:

[(1, 20554472015), (5, 4110894403), (7, 2936353145), (11, 1868588365), (35, 587270629), (55, 373717673), (77, 266941195), (193, 106499855), (385, 53388239), (965, 21299971), (1351, 15214265), (2123, 9681805), (6755, 3042853), (10615, 1936361), (14861, 1383115), (74305, 276623)]