20508608

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{10337}}^1$

素因数の和:10380

約数の個数: 28

約数和(自身を含む): 42013632

約数和(自身を除く): 21505024

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 248, 496, 992, 1984, 10337, 20674, 41348, 82696, 165392, 320447, 330784, 640894, 661568, 1281788, 2563576, 5127152, 10254304, 20508608]

約数ペア:

[(1, 20508608), (2, 10254304), (4, 5127152), (8, 2563576), (16, 1281788), (31, 661568), (32, 640894), (62, 330784), (64, 320447), (124, 165392), (248, 82696), (496, 41348), (992, 20674), (1984, 10337)]