26821456

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{27481}}^1$

素因数の和:27550

約数の個数: 20

約数和(自身を含む): 52820404

約数和(自身を除く): 25998948

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 27481, 54962, 109924, 219848, 439696, 1676341, 3352682, 6705364, 13410728, 26821456]

約数ペア:

[(1, 26821456), (2, 13410728), (4, 6705364), (8, 3352682), (16, 1676341), (61, 439696), (122, 219848), (244, 109924), (488, 54962), (976, 27481)]