20904102010

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{5136143}}^1$

素因数の和:5136198

約数の個数: 32

約数和(自身を含む): 42157469952

約数和(自身を除く): 21253367942

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 110, 185, 370, 407, 814, 2035, 4070, 5136143, 10272286, 25680715, 51361430, 56497573, 112995146, 190037291, 282487865, 380074582, 564975730, 950186455, 1900372910, 2090410201, 4180820402, 10452051005, 20904102010]

約数ペア:

[(1, 20904102010), (2, 10452051005), (5, 4180820402), (10, 2090410201), (11, 1900372910), (22, 950186455), (37, 564975730), (55, 380074582), (74, 282487865), (110, 190037291), (185, 112995146), (370, 56497573), (407, 51361430), (814, 25680715), (2035, 10272286), (4070, 5136143)]