28291456

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{11633}}^1$

素因数の和:11666

約数の個数: 32

約数和(自身を含む): 59333400

約数和(自身を除く): 31041944

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 304, 608, 1216, 2432, 11633, 23266, 46532, 93064, 186128, 221027, 372256, 442054, 744512, 884108, 1489024, 1768216, 3536432, 7072864, 14145728, 28291456]

約数ペア:

[(1, 28291456), (2, 14145728), (4, 7072864), (8, 3536432), (16, 1768216), (19, 1489024), (32, 884108), (38, 744512), (64, 442054), (76, 372256), (128, 221027), (152, 186128), (304, 93064), (608, 46532), (1216, 23266), (2432, 11633)]