20213888324

素因数分解:

$2^2\times 7^1\times {\mathrm{547}}^1\times {\mathrm{613}}^1\times {\mathrm{2153}}^1$

素因数の和:3324

約数の個数: 48

約数和(自身を含む): 40586598528

約数和(自身を除く): 20372710204

約数列:

[1, 2, 4, 7, 14, 28, 547, 613, 1094, 1226, 2153, 2188, 2452, 3829, 4291, 4306, 7658, 8582, 8612, 15071, 15316, 17164, 30142, 60284, 335311, 670622, 1177691, 1319789, 1341244, 2347177, 2355382, 2639578, 4694354, 4710764, 5279156, 8243837, 9238523, 9388708, 16487674, 18477046, 32975348, 36954092, 721924583, 1443849166, 2887698332, 5053472081, 10106944162, 20213888324]

約数ペア:

[(1, 20213888324), (2, 10106944162), (4, 5053472081), (7, 2887698332), (14, 1443849166), (28, 721924583), (547, 36954092), (613, 32975348), (1094, 18477046), (1226, 16487674), (2153, 9388708), (2188, 9238523), (2452, 8243837), (3829, 5279156), (4291, 4710764), (4306, 4694354), (7658, 2639578), (8582, 2355382), (8612, 2347177), (15071, 1341244), (15316, 1319789), (17164, 1177691), (30142, 670622), (60284, 335311)]