18030208

素因数分解:

$2^7\times 7^1\times {\mathrm{20123}}^1$

素因数の和:20144

約数の個数: 32

約数和(自身を含む): 41052960

約数和(自身を除く): 23022752

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 20123, 40246, 80492, 140861, 160984, 281722, 321968, 563444, 643936, 1126888, 1287872, 2253776, 2575744, 4507552, 9015104, 18030208]

約数ペア:

[(1, 18030208), (2, 9015104), (4, 4507552), (7, 2575744), (8, 2253776), (14, 1287872), (16, 1126888), (28, 643936), (32, 563444), (56, 321968), (64, 281722), (112, 160984), (128, 140861), (224, 80492), (448, 40246), (896, 20123)]