18711952

素因数分解:

$2^4\times 7^1\times {\mathrm{167071}}^1$

素因数の和:167086

約数の個数: 20

約数和(自身を含む): 41433856

約数和(自身を除く): 22721904

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 167071, 334142, 668284, 1169497, 1336568, 2338994, 2673136, 4677988, 9355976, 18711952]

約数ペア:

[(1, 18711952), (2, 9355976), (4, 4677988), (7, 2673136), (8, 2338994), (14, 1336568), (16, 1169497), (28, 668284), (56, 334142), (112, 167071)]