20198752

素因数分解:

$2^5\times 7^1\times {\mathrm{90173}}^1$

素因数の和:90190

約数の個数: 24

約数和(自身を含む): 45447696

約数和(自身を除く): 25248944

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 90173, 180346, 360692, 631211, 721384, 1262422, 1442768, 2524844, 2885536, 5049688, 10099376, 20198752]

約数ペア:

[(1, 20198752), (2, 10099376), (4, 5049688), (7, 2885536), (8, 2524844), (14, 1442768), (16, 1262422), (28, 721384), (32, 631211), (56, 360692), (112, 180346), (224, 90173)]