20189537564

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{10155703}}^1$

素因数の和:10155785

約数の個数: 24

約数和(自身を含む): 40947798528

約数和(自身を除く): 20758260964

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1988, 10155703, 20311406, 40622812, 71089921, 142179842, 284359684, 721054913, 1442109826, 2884219652, 5047384391, 10094768782, 20189537564]

約数ペア:

[(1, 20189537564), (2, 10094768782), (4, 5047384391), (7, 2884219652), (14, 1442109826), (28, 721054913), (71, 284359684), (142, 142179842), (284, 71089921), (497, 40622812), (994, 20311406), (1988, 10155703)]