9981392

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{9311}}^1$

素因数の和:9386

約数の個数: 20

約数和(自身を含む): 19629696

約数和(自身を除く): 9648304

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 9311, 18622, 37244, 74488, 148976, 623837, 1247674, 2495348, 4990696, 9981392]

約数ペア:

[(1, 9981392), (2, 4990696), (4, 2495348), (8, 1247674), (16, 623837), (67, 148976), (134, 74488), (268, 37244), (536, 18622), (1072, 9311)]