20123986184

素因数分解:

$2^3\times {\mathrm{2099}}^1\times {\mathrm{1198427}}^1$

素因数の和:1200532

約数の個数: 16

約数和(自身を含む): 37750482000

約数和(自身を除く): 17626495816

約数列:

[1, 2, 4, 8, 2099, 4198, 8396, 16792, 1198427, 2396854, 4793708, 9587416, 2515498273, 5030996546, 10061993092, 20123986184]

約数ペア:

[(1, 20123986184), (2, 10061993092), (4, 5030996546), (8, 2515498273), (2099, 9587416), (4198, 4793708), (8396, 2396854), (16792, 1198427)]