2020147388

素因数分解:

$2^2\times 7^1\times {\mathrm{72148121}}^1$

素因数の和:72148132

約数の個数: 12

約数和(自身を含む): 4040294832

約数和(自身を除く): 2020147444

約数列:

[1, 2, 4, 7, 14, 28, 72148121, 144296242, 288592484, 505036847, 1010073694, 2020147388]

約数ペア:

[(1, 2020147388), (2, 1010073694), (4, 505036847), (7, 288592484), (14, 144296242), (28, 72148121)]