19805824

素因数分解:

$2^7\times {\mathrm{154733}}^1$

素因数の和:154747

約数の個数: 16

約数和(自身を含む): 39457170

約数和(自身を除く): 19651346

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 154733, 309466, 618932, 1237864, 2475728, 4951456, 9902912, 19805824]

約数ペア:

[(1, 19805824), (2, 9902912), (4, 4951456), (8, 2475728), (16, 1237864), (32, 618932), (64, 309466), (128, 154733)]