206816144

素因数分解:

$2^4\times {\mathrm{1489}}^1\times {\mathrm{8681}}^1$

素因数の和:10178

約数の個数: 20

約数和(自身を含む): 401021580

約数和(自身を除く): 194205436

約数列:

[1, 2, 4, 8, 16, 1489, 2978, 5956, 8681, 11912, 17362, 23824, 34724, 69448, 138896, 12926009, 25852018, 51704036, 103408072, 206816144]

約数ペア:

[(1, 206816144), (2, 103408072), (4, 51704036), (8, 25852018), (16, 12926009), (1489, 138896), (2978, 69448), (5956, 34724), (8681, 23824), (11912, 17362)]