28537316

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{4219}}^1$

素因数の和:4331

約数の個数: 24

約数和(自身を含む): 53172000

約数和(自身を除く): 24634684

約数列:

[1, 2, 4, 19, 38, 76, 89, 178, 356, 1691, 3382, 4219, 6764, 8438, 16876, 80161, 160322, 320644, 375491, 750982, 1501964, 7134329, 14268658, 28537316]

約数ペア:

[(1, 28537316), (2, 14268658), (4, 7134329), (19, 1501964), (38, 750982), (76, 375491), (89, 320644), (178, 160322), (356, 80161), (1691, 16876), (3382, 8438), (4219, 6764)]