20400512

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{14489}}^1$

素因数の和:14514

約数の個数: 32

約数和(自身を含む): 44339400

約数和(自身を除く): 23938888

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 352, 704, 1408, 14489, 28978, 57956, 115912, 159379, 231824, 318758, 463648, 637516, 927296, 1275032, 1854592, 2550064, 5100128, 10200256, 20400512]

約数ペア:

[(1, 20400512), (2, 10200256), (4, 5100128), (8, 2550064), (11, 1854592), (16, 1275032), (22, 927296), (32, 637516), (44, 463648), (64, 318758), (88, 231824), (128, 159379), (176, 115912), (352, 57956), (704, 28978), (1408, 14489)]