19483660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{139169}}^1$

素因数の和:139185

約数の個数: 24

約数和(自身を含む): 46761120

約数和(自身を除く): 27277460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 139169, 278338, 556676, 695845, 974183, 1391690, 1948366, 2783380, 3896732, 4870915, 9741830, 19483660]

約数ペア:

[(1, 19483660), (2, 9741830), (4, 4870915), (5, 3896732), (7, 2783380), (10, 1948366), (14, 1391690), (20, 974183), (28, 695845), (35, 556676), (70, 278338), (140, 139169)]