20945984

素因数分解:

$2^6\times {\mathrm{293}}^1\times {\mathrm{1117}}^1$

素因数の和:1422

約数の個数: 28

約数和(自身を含む): 41743884

約数和(自身を除く): 20797900

約数列:

[1, 2, 4, 8, 16, 32, 64, 293, 586, 1117, 1172, 2234, 2344, 4468, 4688, 8936, 9376, 17872, 18752, 35744, 71488, 327281, 654562, 1309124, 2618248, 5236496, 10472992, 20945984]

約数ペア:

[(1, 20945984), (2, 10472992), (4, 5236496), (8, 2618248), (16, 1309124), (32, 654562), (64, 327281), (293, 71488), (586, 35744), (1117, 18752), (1172, 17872), (2234, 9376), (2344, 8936), (4468, 4688)]