20508744

素因数分解:

$2^3\times 3^1\times {\mathrm{401}}^1\times {\mathrm{2131}}^1$

素因数の和:2541

約数の個数: 32

約数和(自身を含む): 51423840

約数和(自身を除く): 30915096

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 401, 802, 1203, 1604, 2131, 2406, 3208, 4262, 4812, 6393, 8524, 9624, 12786, 17048, 25572, 51144, 854531, 1709062, 2563593, 3418124, 5127186, 6836248, 10254372, 20508744]

約数ペア:

[(1, 20508744), (2, 10254372), (3, 6836248), (4, 5127186), (6, 3418124), (8, 2563593), (12, 1709062), (24, 854531), (401, 51144), (802, 25572), (1203, 17048), (1604, 12786), (2131, 9624), (2406, 8524), (3208, 6393), (4262, 4812)]