28403824

素因数分解:

$2^4\times {\mathrm{571}}^1\times {\mathrm{3109}}^1$

素因数の和:3688

約数の個数: 20

約数和(自身を含む): 55146520

約数和(自身を除く): 26742696

約数列:

[1, 2, 4, 8, 16, 571, 1142, 2284, 3109, 4568, 6218, 9136, 12436, 24872, 49744, 1775239, 3550478, 7100956, 14201912, 28403824]

約数ペア:

[(1, 28403824), (2, 14201912), (4, 7100956), (8, 3550478), (16, 1775239), (571, 49744), (1142, 24872), (2284, 12436), (3109, 9136), (4568, 6218)]