20210768158

素因数分解:

$2^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{7479929}}^1$

素因数の和:7480131

約数の個数: 16

約数和(自身を含む): 34826554080

約数和(自身を除く): 14615785922

約数列:

[1, 2, 7, 14, 193, 386, 1351, 2702, 7479929, 14959858, 52359503, 104719006, 1443626297, 2887252594, 10105384079, 20210768158]

約数ペア:

[(1, 20210768158), (2, 10105384079), (7, 2887252594), (14, 1443626297), (193, 104719006), (386, 52359503), (1351, 14959858), (2702, 7479929)]