199769072

素因数分解:

$2^4\times {\mathrm{569}}^1\times {\mathrm{21943}}^1$

素因数の和:22520

約数の個数: 20

約数和(自身を含む): 387750480

約数和(自身を除く): 187981408

約数列:

[1, 2, 4, 8, 16, 569, 1138, 2276, 4552, 9104, 21943, 43886, 87772, 175544, 351088, 12485567, 24971134, 49942268, 99884536, 199769072]

約数ペア:

[(1, 199769072), (2, 99884536), (4, 49942268), (8, 24971134), (16, 12485567), (569, 351088), (1138, 175544), (2276, 87772), (4552, 43886), (9104, 21943)]