20251984

素因数分解:

$2^4\times {\mathrm{887}}^1\times {\mathrm{1427}}^1$

素因数の和:2322

約数の個数: 20

約数和(自身を含む): 39309984

約数和(自身を除く): 19058000

約数列:

[1, 2, 4, 8, 16, 887, 1427, 1774, 2854, 3548, 5708, 7096, 11416, 14192, 22832, 1265749, 2531498, 5062996, 10125992, 20251984]

約数ペア:

[(1, 20251984), (2, 10125992), (4, 5062996), (8, 2531498), (16, 1265749), (887, 22832), (1427, 14192), (1774, 11416), (2854, 7096), (3548, 5708)]