20176496

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{17761}}^1$

素因数の和:17840

約数の個数: 20

約数和(自身を含む): 39644784

約数和(自身を除く): 19468288

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 17761, 35522, 71044, 142088, 284176, 1261031, 2522062, 5044124, 10088248, 20176496]

約数ペア:

[(1, 20176496), (2, 10088248), (4, 5044124), (8, 2522062), (16, 1261031), (71, 284176), (142, 142088), (284, 71044), (568, 35522), (1136, 17761)]