20931960490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{3343}}^1\times {\mathrm{89449}}^1$

素因数の和:92806

約数の個数: 32

約数和(自身を含む): 43073395200

約数和(自身を除く): 22141434710

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 3343, 6686, 16715, 23401, 33430, 46802, 89449, 117005, 178898, 234010, 447245, 626143, 894490, 1252286, 3130715, 6261430, 299028007, 598056014, 1495140035, 2093196049, 2990280070, 4186392098, 10465980245, 20931960490]

約数ペア:

[(1, 20931960490), (2, 10465980245), (5, 4186392098), (7, 2990280070), (10, 2093196049), (14, 1495140035), (35, 598056014), (70, 299028007), (3343, 6261430), (6686, 3130715), (16715, 1252286), (23401, 894490), (33430, 626143), (46802, 447245), (89449, 234010), (117005, 178898)]