20165720316

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{6488327}}^1$

素因数の和:6488378

約数の個数: 48

約数和(自身を含む): 55228647936

約数和(自身を除く): 35062927620

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 37, 42, 74, 84, 111, 148, 222, 259, 444, 518, 777, 1036, 1554, 3108, 6488327, 12976654, 19464981, 25953308, 38929962, 45418289, 77859924, 90836578, 136254867, 181673156, 240068099, 272509734, 480136198, 545019468, 720204297, 960272396, 1440408594, 1680476693, 2880817188, 3360953386, 5041430079, 6721906772, 10082860158, 20165720316]

約数ペア:

[(1, 20165720316), (2, 10082860158), (3, 6721906772), (4, 5041430079), (6, 3360953386), (7, 2880817188), (12, 1680476693), (14, 1440408594), (21, 960272396), (28, 720204297), (37, 545019468), (42, 480136198), (74, 272509734), (84, 240068099), (111, 181673156), (148, 136254867), (222, 90836578), (259, 77859924), (444, 45418289), (518, 38929962), (777, 25953308), (1036, 19464981), (1554, 12976654), (3108, 6488327)]