20348704

素因数分解:

$2^5\times {\mathrm{67}}^1\times {\mathrm{9491}}^1$

素因数の和:9568

約数の個数: 24

約数和(自身を含む): 40663728

約数和(自身を除く): 20315024

約数列:

[1, 2, 4, 8, 16, 32, 67, 134, 268, 536, 1072, 2144, 9491, 18982, 37964, 75928, 151856, 303712, 635897, 1271794, 2543588, 5087176, 10174352, 20348704]

約数ペア:

[(1, 20348704), (2, 10174352), (4, 5087176), (8, 2543588), (16, 1271794), (32, 635897), (67, 303712), (134, 151856), (268, 75928), (536, 37964), (1072, 18982), (2144, 9491)]