20902616

素因数分解:

$2^3\times 7^2\times {\mathrm{53323}}^1$

素因数の和:53343

約数の個数: 24

約数和(自身を含む): 45592020

約数和(自身を除く): 24689404

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 53323, 106646, 213292, 373261, 426584, 746522, 1493044, 2612827, 2986088, 5225654, 10451308, 20902616]

約数ペア:

[(1, 20902616), (2, 10451308), (4, 5225654), (7, 2986088), (8, 2612827), (14, 1493044), (28, 746522), (49, 426584), (56, 373261), (98, 213292), (196, 106646), (392, 53323)]