20154282621

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{102181}}^1$

素因数の和:102377

約数の個数: 32

約数和(自身を含む): 30213173760

約数和(自身を除く): 10058891139

約数列:

[1, 3, 11, 33, 43, 129, 139, 417, 473, 1419, 1529, 4587, 5977, 17931, 65747, 102181, 197241, 306543, 1123991, 3371973, 4393783, 13181349, 14203159, 42609477, 48331613, 144994839, 156234749, 468704247, 610735837, 1832207511, 6718094207, 20154282621]

約数ペア:

[(1, 20154282621), (3, 6718094207), (11, 1832207511), (33, 610735837), (43, 468704247), (129, 156234749), (139, 144994839), (417, 48331613), (473, 42609477), (1419, 14203159), (1529, 13181349), (4587, 4393783), (5977, 3371973), (17931, 1123991), (65747, 306543), (102181, 197241)]