20616486590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{4828217}}^1$

素因数の和:4828292

約数の個数: 32

約数和(自身を含む): 43106330304

約数和(自身を除く): 22489843714

約数列:

[1, 2, 5, 7, 10, 14, 35, 61, 70, 122, 305, 427, 610, 854, 2135, 4270, 4828217, 9656434, 24141085, 33797519, 48282170, 67595038, 168987595, 294521237, 337975190, 589042474, 1472606185, 2061648659, 2945212370, 4123297318, 10308243295, 20616486590]

約数ペア:

[(1, 20616486590), (2, 10308243295), (5, 4123297318), (7, 2945212370), (10, 2061648659), (14, 1472606185), (35, 589042474), (61, 337975190), (70, 294521237), (122, 168987595), (305, 67595038), (427, 48282170), (610, 33797519), (854, 24141085), (2135, 9656434), (4270, 4828217)]