20696272

素因数分解:

$2^4\times {\mathrm{607}}^1\times {\mathrm{2131}}^1$

素因数の和:2746

約数の個数: 20

約数和(自身を含む): 40183936

約数和(自身を除く): 19487664

約数列:

[1, 2, 4, 8, 16, 607, 1214, 2131, 2428, 4262, 4856, 8524, 9712, 17048, 34096, 1293517, 2587034, 5174068, 10348136, 20696272]

約数ペア:

[(1, 20696272), (2, 10348136), (4, 5174068), (8, 2587034), (16, 1293517), (607, 34096), (1214, 17048), (2131, 9712), (2428, 8524), (4262, 4856)]