20987150856

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{124923517}}^1$

素因数の和:124923533

約数の個数: 32

約数和(自身を含む): 59963288640

約数和(自身を除く): 38976137784

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 124923517, 249847034, 374770551, 499694068, 749541102, 874464619, 999388136, 1499082204, 1748929238, 2623393857, 2998164408, 3497858476, 5246787714, 6995716952, 10493575428, 20987150856]

約数ペア:

[(1, 20987150856), (2, 10493575428), (3, 6995716952), (4, 5246787714), (6, 3497858476), (7, 2998164408), (8, 2623393857), (12, 1748929238), (14, 1499082204), (21, 999388136), (24, 874464619), (28, 749541102), (42, 499694068), (56, 374770551), (84, 249847034), (168, 124923517)]